Spoiler:
In day 2 after talking to the doctor,picking up the whistle,talking to the indian(got a lemon wedge) and looking for the books about Patricia,Lauren,Joe and parents i don't know what to do.
Spoiler
Clean the flute, by using it on your kitchen. Then go to the psychiatrist, and set your stopper. Then get in hypnose again. When the psychiatrist is gone, search the files.