 The Simpsons move into an old house , wondering at its low cost . Their questions are answered when the walls begin to bleed and objects begin to fly through the air , and Lisa senses an evil presence in the house . There is also a portal to another dimension in the kitchen . Marge expresses the desire to leave , but Homer asks her to sleep on it , due to the cost of buying the house . That night , the house possesses Homer and the children , manipulating their minds and making them chase each other with axes and knives . Marge unlike the others however , is instead using her knife to spread mayonnaise on a sandwich and intervenes , breaking the trance . Afterwards , Lisa discovers the source of the haunting - a Native American burial ground hidden in the basement . After the Spirit of The House threatens them again , Marge loses her patience and confronts the house , demanding that it treat them with respect during their stay . The house thinks it over , and eventually opts to destroy itself rather than live with the Simpsons . 
