A family still reeling after the accidental death of one of their daughters, returns home after an aborted month long getaway to Rebecca, a seemingly pleasant house sitter. Since they returned early, Rebecca has nowhere to go, so the family invite her to stay. At first, Rebecca is a godsend—she cooks, cleans, and does laundry; but the family soon discovers that the woman is not as innocent and sane as she appears.

Adult film star Jennifer Bond has everything a girl could want: looks, power, a fabulously dangerously sexy boyfriend…and immortality due to the fact she was transformed into a vampire circa 1979. But as her 50th birthday draws near, she returns to the town she left in search of the love of her life, the aging porn director John Welles. Unfortunately, one of her travelling companions and former co-star takes a shine to one of their midnight snacks, a pizza delivery boy, and she creates a new vampire with a taste for bloody revenge! As the four ex-porn stars ravage the town as part of their nightly fun, the pizza boy hooks up with the beleaguered mayor and the Moral Majority to stomp out the dangerously porn star-vampire menace.

At a rave, people give out glowing pills that turns people into zombies.