MURDER ON THE SET-Musician Sam Dunne takes on a gig composing a musical score for a cheap, direct to cable slasher film called "Lake Deadly." Much of the film is shot on location around a nearby lake and Dunne soon learns all is not as it seems among the cast and crew. Petty jealousies and hidden animosities threaten to derail the shooting.-What he doesn't imagine is the murder of a young woman on camera. Someone purposely switched out the fake dagger with a real one and the girl's throat is slashed in front of dozen of witnesses. All of it caught on camera.-Once again, Dunne finds himself caught up in a gruesome murder with more than enough suspects to satisfy any weary detective. Only this isn't make believe and as he attempts to solve the mystery, he is well aware the unknown killer may strike again. All are suspects and possible victims at the same time.