Sienna Davis had everything going for her, loving parents, a handsome, popular boyfriend, and her dream of becoming a veterinarian after she graduates from high school. While heading to her dog sitting job, she runs into her adolescent friend Tommy DeMarco being bullied. After the no nonsense Sienna stands up for Tommy, he decides to go with her and help out so they can enjoy pizza and a movie afterwards. Tommy has a childish crush on Sienna, and he would do anything for her. But their picturesque existence will shatter today in ways they could never have possibly fathomed. Cruelty and pain can come in many surprising forms, today it will take the shape of two seemingly gentle German Shepherd’s, turning them into bloodthirsty hounds of Hell. Turning them into Cerberus…