Jacques Demarecaux

Wayward and uninhibited young runaway Kim has fallen in with a bad crowd. Kim decides to flee said crowd and goes to the west coast to reunite herself with her uptight and neurotic estranged older sister Hilary so she can collect some of the inheritance left behind by their deceased parents. However, evil drug dealer Maury and his flock follow Kim to Hilary's house.

ニューヨーク州バレービル。人口40人程の小さな町に“サタンの息子たち"を名乗るヒッピー集団がやって来る。町中で暴れまわる彼らに報復するため、少年ピートはミートパイに 狂犬の血を入れるが、それを食べたヒッピーたちは狂人と化し、仲間内で殺し合い、更には町の住人を襲い始める...。