When Kirk Stanford moves into his new home, strange things begin to happen. Messages appear in the steam on his mirror, warning him of a nameless threat. Then someone keeps breaking into his house, looking for something Kirk can’t identify. With the help of his boyfriend, Damon, Kirk digs into the house’s history, and discovers not just the previous owner’s brutal murder, but threatening letters written to him from someone named Sam. As the intruder strikes again, Kirk and Damon find themselves fighting not only to solve the mystery, but to keep from being murdered themselves.