Summary Danny Arnold is a writer looking for material and inspiration for his new book. For this reason, he kidnaps six-year-old Yvonne. As soon as he obtains the ransom money from her parents, Katy and Eddy, he authorizes his friend Mike to return both the girl and the money. Mike, however, betrays his trust. He keeps the money, hoping that with this he will manage to seduce Danny’s girlfriend, Myriam, with whom he is madly in love. When Yvonne’s body is discovered, Eddy is determined to find her kidnappers, and when he does, he kills everyone, one by one, In the end, he and his wife commit suicide.