Collect all notes from Chapter 1.

Collect all notes from Chapter 2.

Collect all notes from Chapter 3.

Collect all notes in the game (including the Bonus Chapter).

Collect 15 notes from chapters.

Collect 33 notes from all chapters.

Collect 100 notes (Collect previous notes again by replaying a chapter for add the number of notes collected).

Complete all of Chapter 1 without turning on the flashlight.

Complete all of Chapter 2 without turning on the flashlight.

Complete all of Chapter 3 without turning on the flashlight.

Complete all chapters without turning on the flashlight (from 1 to 3)

Complete 30 hours of gameplay replaying and understand better