Haunted by nightmares. Plagued by a past that won't go away. When Maddy goes to a party with her new boyfriend, Shawn, she only wants to meet his friends and have a good time. They tell her about their 'Murder Club' and invite her to join. Confused but intrigued, Maddy really wants to be part of the group. Before she can join, though, the 'Murder Club' members are being killed off, one by one. Who can be trusted? Can the killer be stopped? Or will they all bleed?