Secret City: The Human Threat Walkthrough

Welcome to the Secret City: The Human Threat Walkthrough Can you stop a criminal you can't always see? Whether you use this document as a reference when things get difficult or as a road map to get you from beginning to end, we're pretty sure you'll find what you're looking for here. This document contains a complete Secret City: The Human Threat game walkthrough featuring annotated screenshots from actual gameplay! We hope you find this information useful as you play your way through the game. Use the walkthrough menu below to quickly jump to whatever stage of the game you need help with. This walkthrough was created by Chrissi and Kristofer Ducotey-, and is protected under US Copyright laws. Any unauthorized use, including re-publication in whole or in part, without permission, is strictly prohibited.

Walkthrough Menu

• General Tips
• Chapter 1: The Bank
• Chapter 2: Westminster Station
• Chapter 3: Buckingham Palace
• Chapter 4: University

General Tips

• This is the official guide for Secret City: The Human Threat.
• This guide won't tell you when to zoom into a location; the screenshots show each zoom scene.
• Hidden-object puzzles are referred to as HOPs. Only the locations of the HOPs will be shown.
• Use the Map to fast travel to a location.

Chapter 1: The Bank

• Give MONEY (A).
• Inspect (B); pick up map, TAPE, SOLVENT, ELECTRIC SAW and MAGIC GLASSES.

• Inspect MAGIC GLASSES.
• Easy solution (C): Cx4-Ax5-C-B.
• Hard solution (D): Dx2-Bx4-Ax5-Ex5-C.
• Speak (E).

• Pick up WIRE and RAG (F); take notebook and POKER (G).
• Use POKER (H).
• Complete HOP (I); receive BANK KEYCARD.
• Use BANK KEYCARD (J).
• Walk forward.

• Pick up SEALED CHEST (K).
• Use WIRE and TAPE (L).
• Solution (M): Ax5-Bx4-Cx6-Dx7.
• Pick up SECURITY CARD and PICTURE TILES 1/3.

• Use SOLVENT and RAG (N); pick up LIGHTER.
• Pick up GEMSTONES 1/3 (O); inspect (P).
• Use ELECTRIC SAW (Q); find PICTURE TILES 2/3 and GLOVE.
• Walk down.

• Use SECURITY CARD (R); take TAPE, AWL and PICTURE TILES 3/3.
• Walk forward.
• Place PICTURE TILES (S).

• Easy solution (T): A-E.
• Hard solution (U): A-H.
• Pick up VAULT KEY.

• Use VAULT KEY (V).
• Walk forward.
• Speak (W).
• Use LIGHTER (X).

• Use GLOVE (Y); pick up HAIRPIN and GEMSTONES 2/3.
• Take RAZOR BLADE (Z); use AWL (A); receive GEMSTONES 3/3.
• GEMSTONES on SEALED CHEST; find QUILL and POWDER.
• Walk down.

• Use POWDER and TAPE (B); receive FINGERPRINT.
• Walk forward.
• Use FINGERPRINT (C).
• Complete HOP (D); receive ANIMAL TRANSLATOR.
• Use ANIMAL TRANSLATOR (E); speak; receive HANRAGUILD.
• Walk down twice.

• Place HANRAGUILD (F).
• Solution (G): Bx4-C-Bx5-C-Ax13-C-Bx2-C-Bx10-C-Bx4-C.

• Use HAIRPIN (H).
• Solution (I): A-B; C-D.
• Receive HANDCUFFS.

• Speak (J).
• Use HANDCUFFS (K); speak.

• Pick up PINCERS (L) and PAPER (M); use RAZOR BLADE; find TRUTH SERUM.
• Use TRUTH SERUM (N); speak; take CELL KEY.
• Use CELL KEY (O).
• Walk left.

• Pick up FRAME DECORATIONS 1/3 (P).
• Take ARTIFACT ENERGY EXTRACTOR (Q); use PAPER and QUILL; pick up DOOR CODE.
• View DOOR CODE (R).
• Solution (S): Dx3-C.
• Walk right.

• Take LIGHTBULB and FRAME DECORATIONS 2/3 (T).
• Use PINCERS (U); pick up FILM REEL.
• Place FILM REEL (V).

• Solution (W).
• Recommended strategy shown (A): Bx3-Cx3.
• Recommended strategy shown (D): Ex5-Fx3.
• Recommended strategy shown (G): Hx5-Ix3.
• Recommended strategy shown (J): Kx7.
• Pick up BLOWTORCH.

• Use BLOWTORCH (X); take MAGNET and HANRAGUILD.
• Pull (Y); inspect (Z).
• Place HANRAGUILD (Z).

• Speak (A); receive FRAME DECORATIONS 3/3.
• Place FRAME DECORATIONS (B); pick up SWITCH and GPS.
• Walk down.

• Place SWITCH (C); clear (D); use LIGHTBULB.
• Complete HOP (E); receive SIGNET RING.
• Use SIGNET RING (F); find BROKEN JACK and UV LIGHTBULB.
• Move to Mortymer's Study.

• Place UV LIGHTBULB (G).
• Solution (H).
• Easy: C-F-I-K-N-I-E-M-C-D-N-D-J-M-H-I-N-B-L-G-L-D-L-G-L-M-K-L-H-L.
• Hard: E-L-B-E-N-E-K-C-F-C-I-H-I-M-H-J-N-C-H-M-D-H-N-C-H-M-D-H-D-G.
• Pick up WRENCH and MYSTERIOUS ARTIFACT.
• MYSTERIOUS ARTIFACT on ARTIFACT ENERGY EXTRACTOR; receive ARTIFACT ENERGY.

• Inspect (I); place GPS; receive PORTAL COORDINATES.
• Walk down.
• Give ARTIFACT ENERGY (J); speak; receive PORTAL ACTIVATOR.
• Use PORTAL COORDINATES and PORTAL ACTIVATOR (K).

Chapter 2: Westminster Station

• Pick up COINS 1/2 (L); use MAGNET (M); find JACK LEVER and SCISSORS.
• Take FLAG and JACK NUT (N).
• JACK LEVER and JACK NUT on BROKEN JACK; receive JACK.
• Use JACK (O).
• Walk left.

• Use FLAG (P); pick up BRUSH and SEAL PARTS 1/2.
• Use WRENCH (Q); take TONGS and COINS 2/2.
• Use SCISSORS (R); find MIRROR and BROKEN SEAL.
• Walk down.

• Spend COINS (S).
• Complete HOP (T); receive LOCKER CARD.
• Use LOCKER CARD (U); pick up ROPE and OIL.
• Walk left.

• Pour OIL (V).
• Take WALL CODE (W).
• Place WALL CODE (X); pick up SEAL PARTS 2/2.
• SEAL PARTS on BROKEN SEAL; receive SECRET CITY SEAL.
• Use SECRET CITY SEAL (Y).
• Walk forward.

• Pick up HAMMER (Z); use HAMMER (A).
• Take LEVER (B); use LEVER (C).
• Clear (D); walk forward.
• Pick up STICK (E); use STICK (F); take RAG.
• Use RAG (G); walk forward.

• Pick up UMBRELLA (H); use UMBRELLA (I); take MOUSE FOOD.
• Pour MOUSE FOOD (J); find WHEEL.
• Place WHEEL (K); walk forward.
• Pick up CANE (L), PIPE (M) and TUBE (N).
• Place CANE, PIPE and TUBE (O); walk forward.

• Use TONGS (P); receive VINEGAR.
• Pick up HOOK (Q); use BRUSH and VINEGAR; find ENGRAVING NEEDLE.
• ROPE on HOOK; receive GRAPPLING TOOL.
• Take CRAFTED LEATHER (R).
• Walk right.

• Pick up HAMMER MOLD (S).
• Throw GRAPPLING TOOL (T); find FISHING NET and DWARF FIGURINES 1/2.
• Take RAW BEESWAX (U); inspect (V).

• Place MIRROR (W).
• Solution (X): Ax3-Ex7-Gx5-Hx3-Ix4.
• Pick up DWARF FIGURINES 2/2 and PAINTBRUSH.
• Walk left.

• Place DWARF FIGURINES (Y); pick up POUCH and AWL.
• Inspect (Z); use CRAFTED LEATHER and AWL.
• Move (Z-A).
• Walk left.

• Hide (B).
• Throw FISHING NET (C).
• Speak (D).

• Take SKELETON ARM and PENCIL (E).
• Inspect (F); use SKELETON ARM.
• Complete HOP (G); receive GROWING POTION.
• Pour GROWING POTION (H); find HEAVY HORSESHOE.
• Walk down.

• Use ENGRAVING NEEDLE and HEAVY HORSESHOE (I); pick up CABINET KEY, KNOCKERS 1/2 and WICK.
• WICK on RAW BEESWAX; receive CANDLE.
• Place CANDLE (J); receive LIT CANDLE.
• Walk right.

• Use LIT CANDLE and HAMMER MOLD (K); pick up HAMMER.
• Use POUCH and HAMMER (L); receive CRYSTAL POWDER.
• Walk left.

• Place PAINTBRUSH and CRYSTAL POWDER (M).
• Solution (N): E-D-Cx3-Bx3-A-B-@.
• F-Cx5-Bx3-A-@.
• G-Dx2-Cx2-Bx2-Cx2.
• H-Bx2-C-B-@.
• I-B-Ax5-Bx2-J-Bx2-Ax5-B-@.
• Pick up WHEEL.
• Walk left.

• Place WHEEL (O); find BLOWTORCH, SCREWDRIVER and GEARS 1/2.
• Use BLOWTORCH (P); walk forward.

• Pick up METAL BOOKMARK (Q).
• Inspect (Q); use PENCIL; receive LOCK CLUE.
• Take BROKEN CUTTERS (R).
• Use CABINET KEY and LOCK CLUE (S); find SHOELACE.
• Tie SHOELACE (T); receive KNIFE.
• Use KNIFE (R); pick up INSULATING TAPE and GEARS 2/2.
• Walk down.

• Place GEARS (U).
• Solution (V).
• Easy: Ax3-Bx3-C-Dx2-Ex4.
• Hard: Dx2-Ex2-Cx2-A.
• Pick up WIRE, BROOCH and FISHING ROD COIL.
• Use METAL BOOKMARK and BROOCH (W); find HOOK, SCISSORS and SCREW.
• Walk down and right.

• Use SCREWDRIVER (X); take WRENCH and KNOCKERS 2/2.
• SCREW and WRENCH on BROKEN CUTTERS; receive BOLT CUTTERS.
• Place KNOCKERS (Y); complete HOP; receive EMPTY VASE.
• Use EMPTY VASE (Z); receive VASE WITH WATER.
• Move to Restricted Section.

• Throw VASE WITH WATER (A).
• Use BOLT CUTTERS (B).

• Easy solution (C): A-Bx2-Cx2-Ax3.
• Hard solution (D): C-E-A-B-Dx2-E-C-Ax2.

• Easy solution (E): B-C-A-B-A-C.
• Hard solution (F): C-B-C-E-C-B-A-D.

• Easy solution (G): C-Bx2-C-Ax2.
• Hard solution (H): Ax3-D-C-Bx3-D-Ex2.

• Easy solution (I): Ax2-B-Cx2-Ax2-B.
• Hard solution (J): A-C-Bx2-Cx2-Ax2-Cx2-B.
• Pick up CROWN EMBLEM.

• Place CROWN EMBLEM (K).
• Walk forward.
• Speak (L).

Chapter 3: Buckingham Palace

• Pick up WOODEN BOARDS (M).
• Place WOODEN BOARDS (N).
• Take GLUE (O); use WIRE and INSULATING TAPE; find GATE CODE.

• Pick up CLOCK HANDS (P); view GATE CODE.
• Solution (Q).
• Easy: A-Bx3-A.
• Hard: B-Ax4-B-Ax4.
• Walk right.

• Speak (R).
• Inspect (S); pick up FISHING ROD.
• Take ACID (T) and TORN GLOVES (U).

• Use SCISSORS (V); receive FISHING LINE.
• HOOK, FISHING LINE and FISHING ROD on FISHING ROD COIL; receive FISHING ROD.
• Cast FISHING ROD (W); receive LEVER and THREAD.
• Walk down.

• Use LEVER (X).
• Complete HOP (Y); receive ACCESS CARD.
• Place ACCESS CARD (Z); walk forward.

• Inspect (A); pick up PIANO KEYS 1/3.
• Use GLUE and CLOCK HANDS (B); find FAN and SHEET MUSIC.
• Use ACID (C); pick up PIANO KEYS 2/3 and DIAMOND RING.
• Take NEEDLE (D).
• NEEDLE and THREAD on TORN GLOVES; receive GARDEN GLOVES.
• Move to Buckingham Gardens.

• Use GARDEN GLOVES (E).
• Move: F-G; H-I; J-K; L-M; N-O; P-Q.
• Find DEAD BATTERY and PIANO KEYS 3/3.
• Walk down.
• Place DEAD BATTERY (R); pick up CHARGED BATTERY.
• Walk forward.

• Place SHEET MUSIC and PIANO KEYS (S).
• Solution (T): A-B-C-D-E-F-G-I-Dx2.
• Pick up AMMONIA.

• Give AMMONIA (U); speak; receive CHAMBER KEY.
• Use CHAMBER KEY (V).
• Walk forward.

• Pick up MAIDS OF HONOR 1/3 (W); use DIAMOND RING; find SEAWEED.
• Take UNCHARGED VACUUM CLEANER and MAIDS OF HONOR 2/3 (X); use FAN; pick up TONGS.
• CHARGED BATTERY on UNCHARGED VACUUM CLEANER; receive VACUUM CLEANER.
• Use VACUUM CLEANER (Y); complete HOP; receive POKER.
• Use POKER (Z); find GARDEN SHOVEL and MAIDS OF HONOR 3/3.
• Place MAIDS OF HONOR (A); pick up PARK PHOTO and DECORATIVE AMULETS 1/3.
• Walk down twice.

• Use TONGS (B); pick up DECORATIVE AMULETS 2/3.
• Walk right.
• Use GARDEN SHOVEL (C); take KNIFE and CANE.
• Use CANE (D); find MONEY and DECORATIVE AMULETS 3/3.
• Give SEAWEED (E); pick up LOCKPICK SET 1/2.
• Move to Great Hall.

• Place DECORATIVE AMULETS (F); take WINDING KEY.
• Use WINDING KEY (G); pick up LOCKPICK SET 2/2.
• Walk forward.

• Use LOCKPICK SET (H).
• Solution (I).
• Easy: F-Bx2-G-Bx2-H-Bx2-F-Bx4-H-K-Bx2-I-J-K-Cx2-H-Cx4-E-F-H-Cx4.
• Hard: F-Bx8-J-G-Bx2-I-Bx2-J-I-Cx6-F-E-F-Cx4.
• Pick up CHAMPAGNE and CORK.

• Use CORK (J); find LIGHTER and SYMBOL OF ROYAL ORDER.
• Move to Buckingham Gardens.
• Give SYMBOL OF ROYAL ORDER (K); speak.
• Give PARK PHOTO (K); speak.
• Solution (L): Solution is random.

• Speak (M).
• Use KNIFE (N).

• Spend MONEY (O); pick up CELTIC RUNES 1/2.
• Search (P); find HONEY DIPPER and ANCHOR PENDANT.
• Take RUBBER BOOTS (Q).
• Use RUBBER BOOTS (R).

• Use CHAMPAGNE (S); pick up CELTIC RUNES 2/2.
• Take PLASTIC CARD (T).
• Pick up GOLDEN CHAIN (U).

• Place CELTIC RUNES (V).
• Solution (W).
• Walk forward.

• Speak (X).
• Take CARABINER (Y).
• GOLDEN CHAIN and CARABINER on ANCHOR PENDANT; receive ANCHOR ON CHAIN.
• Inspect (Z); receive PESTLE.
• Use LIGHTER and HONEY DIPPER (A); receive HONEY DIPPER WITH RESIN.
• Use HONEY DIPPER WITH RESIN (B); pick up EMPTY FLASK.
• Walk down.

• Use ANCHOR ON CHAIN (@).
• Complete HOP (C); receive SWORD AMULET.
• Place SWORD AMULET (D); find INK and MAGNET WITH ROPE.
• Walk down.

• Use MAGNET WITH ROPE (E); receive HANDKERCHIEF and SWORD.
• Use PLASTIC CARD (F); pick up NOTEBOOK.
• Walk forward.

• Use SWORD (G); find LEMON, WIRE and SHEARS.
• Use SHEARS (H); take FIRECRACKER, MIRRORS 1/2, COLD WELDING and DROPPER.
• Walk forward.

• Use HANDKERCHIEF (I); pick up QUILL and BROKEN KNIFE.
• Place NOTEBOOK, INK and QUILL (J); receive PHONE CODE.
• Walk down twice.
• View PHONE CODE (K).

• Solution (@): DRx2-CR-DLx3-BLx2-DR-ARx6-DR-BL-DL-BL-DR-CR-DL-BRx2-DR-CL..
• Pick up HEAVY HANDSET.

• Use HEAVY HANDSET (L); pick up JUICER, COFFEE BEANS and EMPTY MORTAR.
• EMPTY FLASK and JUICER on LEMON; receive FLASK WITH LEMON JUICE.
• Place EMPTY MORTAR (M).
• Solution (N): Match A-B-C; select Ax2-Bx2-Cx2.
• Take MORTAR WITH BERRIES.
• Walk forward twice.

• Use FLASK WITH LEMON JUICE and DROPPER (O); receive FLASK WITH POLLEN JUICE.
• Place PESTLE, COFFEE BEANS, MORTAR WITH BERRIES and FLASK WITH POLLEN JUICE (P); complete HOP; receive SUMMONING POTION.
• Give SUMMONING POTION (Q).

Chapter 4: University

• Pick up PLIERS (R).
• Take TUBE HANDLE (S).
• TUBE HANDLE and COLD WELDING on BROKEN KNIFE; receive DULL KNIFE.
• Use DULL KNIFE (T); receive SHARP KNIFE.
• Take MIRRORS 2/2 (U); use SHARP KNIFE.
• Walk forward.

• Pick up LADDER (V).
• Take MATCHES (W); use WIRE; find CABINET KEY.
• Use FIRECRACKER, MATCHES and MIRRORS (X); pick up LASSO and CORKSCREW.

• Place LADDER (Y).
• Take LOCK BUTTONS (Z).
• Use LOCK BUTTONS (A).

• Easy solution (B): E-C-A-C-B-C-E-G-E-C-Hx2-K-Lx2-Mx3-Ox3.
• Hard solution (C): C-B-A-F-D-B-H-F-D-I-H-F-I-H-Kx2-Nx2-O-Px2-Qx3-Sx2.
• Walk right.

• Take STRAINER (D).
• Pick up FRESCO FRAGMENTS 1/4 (E); use CORKSCREW (F); find FRETSAW.
• Throw LASSO (G); pick up FRESCO FRAGMENTS 2/4 and BROKEN SKELETON.
• Use PLIERS (H); find HEAVY IRON.
• Walk down.

• Use FRETSAW (I); receive SHARP FANG.
• Place SHARP FANG and HEAVY IRON (J); pick up SKELETON PART and FRESCO FRAGMENTS 3/4.
• Walk down.

• Use CABINET KEY (K); pick up HOE.
• Use STRAINER (L); receive SKELETON HEAD.
• Walk forward.

• Use HOE (M); pick up VALVES 1/2 and FRESCO FRAGMENTS 4/4.
• Walk forward.
• Place FRESCO FRAGMENTS (N); complete HOP; pick up CAN OPENER.
• Use CAN OPENER (O); find GLASS CUTTER and GLUE.
• SKELETON PART, SKELETON HEAD and GLUE on BROKEN SKELETON; receive DINOSAUR SKELETON EMBLEM.
• Walk down.

• Place DINSOAUR SKELETON EMBLEM (P); pick up COINS 1/2 and PORTAL PICTURE.
• Use GLASS CUTTER (Q); take BROKEN CROSSBOW and SPEAR.
• Walk down.

• Use SPEAR (R); find ARROW and VALVES 2/2.
• Place VALVES (S).
• Solution (T).
• Easy: C-B-A-B-Ex2-A-B.
• Hard: E-A-C-F-B-D-Ax2.
• Pick up SOLVENT.
• Move to Auditorium.

• Pour SOLVENT (U); find DEAD ACCUMULATOR and WHITE CHALK.
• Place PORTAL PICTURE and WHITE CHALK (V).
• Solution (W).

• Take BOWSTRING (X).
• ARROW and BOWSTRING on BROKEN CROSSBOW; receive LOADED CROSSBOW.
• Shoot LOADED CROSSBOW (Y); receive BOARD.
• Search (Z); receive AWL.
• Pick up GASOLINE (A); place BOARD.
• Walk left.

• Pick up UNCHARGED MOTOR PUMP (B).
• Take COINS 2/2 (C).
• Spend COINS (D).
• Complete HOP (E); receive SIGNAL LAMP.
• Place SIGNAL LAMP (F).
• Walk forward.

• Pick up AIR PILLOW (G).
• Take EMPTY JAR (H).
• Place DEAD ACCUMULATOR (I); pour GASOLINE (J); pick up CHARGED ACCUMULATOR.
• Inspect UNCHARGED MOTOR PUMP; use CHARGED ACCUMULATOR, receive MOTOR PUMP.
• Use AWL (K); receive RUBY.
• Walk down.

• Place RUBY (L); take SUN AMULET.
• Use EMPTY JAR (M); collect; receive JAR WITH FIREFLIES.
• Walk down.

• Use AIR PILLOW and MOTOR PUMP (N); find PEN and TELESCOPE LENS.
• Place TELESCOPE LENS (O).

• Solution (P): C-Bx6-C-Bx2-C; slide E.
• Take STAR MAP.

• View STAR MAP (Q); find PAPER CLIPS 1/2 and SCROLL.
• Use SUN AMULET (R); take CHOPSTICKS, SCREWDRIVER and TRIMMER BLADE.
• Move to Island.

• Use JAR WITH FIREFLIES, SCROLL and PEN (S); receive DOOR CODE.
• View DOOR CODE (T).
• Solution (U).
• Walk forward.

• Use CHOPSTICKS (V); receive HOOK ON CHAIN.
• Take HORN and PAPER CLIPS 2/2 (W).
• Pick up BROKEN HAMMER (X); use PAPER CLIPS (Y); find BROKEN TRIMMER.
• TRIMMER BLADE on BROKEN TRIMMER; receive TRIMMER.
• Walk down.

• Use TRIMMER (Z).
• Complete HOP (A); receive LAKRIAN AMULET.
• Place LAKRIAN AMULET (B); find SYRINGE.
• Walk down.

• Use HORN and HOOK ON CHAIN (C); receive FILE.
• Use FILE (D); take BUTTERFLY EMBLEM.
• Move to Magic Energy Source.

• Use SYRINGE (E); pick up SCREW.
• Place BUTTERFLY EMBLEM (F); take SCISSORS.
• Use SCISSORS (G); receive BELT.
• Use SCREW and SCREWDRIVER (H); take BRANCH.
• BRANCH and BELT on BROKEN HAMMER; receive IMPROVISED SLEDGEHAMMER.

• Use IMPROVISED SLEDGEHAMMER (I).
• Solution (J): Solution is random.
• Congratulations! You have completed Secret City: The Human Threat!

Created at: 2019-08-09