在这部黑蝴蝶悬疑/惊悚片中,理查德是不成功的作家，酗酒，貧困潦倒，以至現在必須出售或其郊外的房子。在那裏他結識了的流浪者傑克，傑克願意幫助他把房子翻修，可以買個好價錢。傑克奇怪的行事方式使理查德產生了不祥的預感：他的客人可能是最近正在緝捕的女性謀殺案的殺手？！也有可能傑克只是爲了幫助他扭轉貧困潦倒的命運，而向他提出大膽新奇的題材？！還是另有原因？！
Richard has been living alone since his wife left. His reclusion is broken when mysterious vagabond Jack comes to his rescue. Richard offers to put him up for a few days in exchange for some odd jobs. But the press soon starts hinting at a serial killer on the loose. Richard begins to have doubts: could Jack be the murderer? Richard panics and tension mounts when he discovers blood in the house. But what if Richard has his own demons to hide?
