House of Leaves
The Haunting of Hill House
A Head full of Ghosts
Shirley Crain Harris
He and Olivia wanted to renovate the mansion in order to sell it.
He liked the Hill House.
He got transferred into a new city and got this house on lease.
Because the family used to have their meals in that room.
Because that room could disguise itself as different rooms to each person and "digests" (kill) them afterward.
Because the room was painted red.