
New York Mysteries 4: The Outbreak (Bonus Chapter) – Fast forward to the end of 1960. Laura and her loyal partner Will investigate a complex case of a strange disease that has plagued the city. Together, you discover that it may have something to do with a mysterious artifact kept in the archives of a secret order. A shadow hangs over the city, and time is running out.
Bonus Chapter Walkthrough

- Get NAIL (S).
- Use CANE on (T), get HAMMER.
- Use COIN and press (U).
- Press (V).
- Go (W).

- Use CANE on (X), get CHISEL and COTTER PINS.
- Press (Yx3), get CURVED AWL.
- Press (Z), get KEROSENE.
- Use COTTER PINS and CURVED AWL on (A).

- Solution (@33).

- Go (B).
- Get COINS (C).
- Go Square in Front of the Cathedral.
- Use COINS on (D), get SIGNET RING.
- Use SIGNET RING on (E).
- Go (F).

- Go (G).

- Solution (@34).
- Get BLACKROOT.

- Get OAK BARK (H).
- Go Square in Front of the Cathedral.
- Use CHISEL and HAMMER and press (Ix2).
- Solve puzzle, get EMPTY LAMP.
- Go Descent to the Cave.

- Use BLACKROOT on (J).
- Get LEVER and KNIFE (K).
- Use KNIFE on (L), get KINDLING.
- Use KINDLING on (M), get BURNING KINDLING.
- KEROSENE and BURNING KINDLING on EMPTY LAMP, get BURNING LAMP.
- Go Inside the Cathedral.

- Use LEVER, press, and use NAIL on (N), get LEVER.
- Press and use CANE on (O), get KEY.
- Go Occult Shop.
- Use KNIFE on (P), get ROPE WITH A HOOK.
- Go Descent to the Cave.

- Use ROPE WITH A HOOK and press (Q).
- Use KEY and LEVER on (R).
- Use BURNING LAMP on (S).
- Press (R).

- Press (Tx2).
- Go (U).
- Use CANE on (V).

- Get BOWLS (1/3), SABRE, and LEAD ARROWHEADS (W).
- Use SABRE on (X), get BASALT ARROW.
- Use SABRE and press (Y), get NOTE WITH A HINT.
- Go Basalt Hall.
- Use BASALT ARROW on (Z).
- Go Room with Stuffed Animals.
- Go (A).

- Press (Bx3), get HAMMER and ARCHAEOLOGY TROWEL.
- Press (Cx2), get IRON BAR.
- Press (Dx2), get BOWLS (2/3).
- Press (E), get INSTRUCTIONS and BASALT BOOK.
- Press and use KNIFE on (F), get KEY.
- Go Basalt Hall.
- Use BASALT BOOK on (G).
- Use KEY on (H).

- Solution (@35).

- Go (I).
- Get PINCERS, GOLDEN COINS, and BASALT SCALES (J).
- Press (Kx2), get HINT FOR METAL SMELTING.
- Press (L), get SULFUR.
- Use ARCHAEOLOGY TROWEL and HAMMER on (M), get AZURMALACHITE.
- Go Basalt Hall.

- Use PINCERS on (N), get FLASK WITH LIQUID FIRE.
- Use BASALT SCALES on (O).
- Go Study.
- Use FLASK WITH LIQUID FIRE on (P).
- Use NOTE WITH A HINT on (Q).

- Solution (@36): Press (1×2)-(2×3)-(3×2)-(4).

- Go (R).
- Solve puzzle (S), get BASALT SKULL.
- Get SILVER SPOON, and BASALT SCROLL (T).
- Press (U), get TABLET WITH A SCHEME.
- Go (V).

- Solution (@37): Press (1-2-3-4).
- Get COPPER POWDER and ARSENIC.

- Use INSTRUCTIONS on (W), use OAK BARK on (X), use COPPER POWDER on (Y), use SULFUR on (Z), use LEAD ARROWHEADS on (A), use ARSENIC on (B).
- Go Basalt Hall.
- Use BASALT SKULL on (C), use BASALT SCROLL on (D).
- Go Room with Scrolls.
- Use TABLET WITH A SCHEME on (E).

- Solution (@38).

- Get GEMSTONE (F).
- Go Laboratory.
- Use GEMSTONE on (G).
- Go Occult Shop.
- Use AZURMALACHITE on (H), get KEY.
- Solve puzzle (I).
- Puzzle solution: Press (3-5-6-4-2-1-3-5-7-6-4-2-3-5-4).
- Get GRAPE ALCOHOL.
- Use KEY on (J), get TIN STATUETTE and BOWLS (3/3).
- Go Study.

- Use BOWLS (3/3) on (K).
- Use HINT FOR METAL SMELTING on (L).
- Go Laboratory.
- Use GRAPE ALCOHOL on (M), use FLASK WITH LIQUID FIRE on (N), press (O), get RED STONE.
- Go Study.
- Use GOLDEN COINS and FLASK WITH LIQUID FIRE on (P), get GOLD MELT.
- Use IRON BAR and FLASK WITH LIQUID FIRE on (P), get IRON MELT.
- Use SILVER SPOON and FLASK WITH LIQUID FIRE on (P), get SILVER MELT.
- Use TIN STATUETTE and FLASK WITH LIQUID FIRE on (P), get TIN MELT.
- Go Basalt Hall.

- Use RED STONE on (Q).
- Use GOLD MELT on (R), use IRON MELT on (S), use SILVER MELT on (T), use TIN MELT on (U).
- Go (V).
- Press (W), get MEDALLION (1/3), MEDALLION (2/3), and MEDALLION (3/3).
- Use MEDALLION (3/3), get MEDALLION.
- Use MEDALLION on (X).
Congratulations! You have completed the game New York Mysteries 4: The Outbreak.