Mitchell, a widower in his 60s, socially withdrawn person, a librarian by profession, is living alone in the countryside. Surprisingly, he forms a close relationship with Ellen, a seven-year-old little girl from the neighboring house. He would be completely normal if Ellen's parents didn't separate her from him. After a few days, Mitchell sees the illusion of himself as a giant werewolf. Distress and fear triggered a bad illusion inside his mind. Of course, there isn't a definite cure for psychological diseases. So, the psychiatrist department team up with a story happening inside an eerie forest and creates a set of characters to interact inside his dreaming mind. There await more dangers and adventures. Will he be able to overcome his illusion, and would doctors sustain victory to cure his unseen psychological disease?