everyone here knows the grubbs grady story-parents and sister slaughtered in front of him ... long months locked up in a nuthouse ( `` incarcerated in a facility for the temporarily disturbed , '' misery puts it ) ... came to carcery vale to live in a spooky old house with his uncle dervish ... that uncle lost his marbles soon after ... grubbs played nurse for a year until he recovered ... went to a movie set with dervish and his friend bill-e spleen months later ... witnessed the tragic deaths of hundreds of people when a disastrous fire burnt the set to the ground .