Sarah and her family has just moved to Kansas from New Mexico. In her old home, back in New Mexico she didn't have a basement, but her new home does. The basement has a horrific back story, though no one but the mysterious realtor knows about. When Sarah's little sister, Ann, leaves the basement after seeing it for the very first time, she begins to act very strange. No one can explain why. She spends copious hours in the basement and acts very aggressive. Then strange things begin to happen within the house. Strange noises and voices from outside. Screams and gunshots sounding. What is happening inside this house? What is happening to Sarah and her family? Only Sarah truly notices what's happening. She doesn't know what to do. Does she fight it herself? Or does she tell someone before its too late?