Simon often suffered from nightmares and depression. The doctor told him to write a book about his own experiences, which is what Simon did.

He had an accident, due to which he can only move in a wheelchair

Once, experiencing psychosis, a guy killed two cops who got into his house. Therefore, Simon must spend the rest of his life in a mental hospital. Simon, as usual, sat in his room on the bed in a depressed state, and wrote something in his book.