英文简短剧情： Josh is about to turn 30; he's mentally retarded, and likes to play at being a vampire. His sister Nicole is 15, and dealing with her impending womanhood; middle brother Mike is the "normal" one, but in some ways the most childish - his latest conquest is Nadine, who runs the dog kennel at his security guard job. Nic is fixated on getting laid, and watches Mike and Nadi...