This chapter of the Outlast II guide is a complete walkthrough for the stage called Jessica's Death. Here, you can find hints that will help you complete it. Moreover, recordings and notes that have to be recorded with the camcorder as well as the location of batteries and bandages, which are integral part of the gameplay, are listed in this section.
After a short cutscene, you have to go forward through the ventilation shaft. After a while, the construction will collapse under your weight. Exit the classroom you came to be in, go into the corridor, and walk through this dark area while using the camcorder.
When you walk near one of the cupboards, it will open. Inside, you can find a music box. Blake will wind it up and put it back into the cupboard. After that, it will turn out that the door on the right before the corridor's end is open. Walk through it.
You can exit the small room through another door . It's open and you will see a person quickly running away through them. You can follow this person directly or enter the small box room  in which you will find bandages.
When you enter the corridor, you will spot a hangman (Hanged Jessica #35). Get closer and the body will be pulled up by a mysterious creature. Open the door on the left, right next to the spot where the body used to be, and you will progress to the next stage. A man will pull you into the room.