Cristiana is a very nice and transgressive girl who loves to be always the center of attention. After leaving the boyfriend Cristiano, decides to get in touch with prof . Dario Marconi , a friend with whom she has a rather special relationship of love and hate since the time of adolescence . In reality, the two need each other, but both Cristiana and Dario fail to understand the true nature of their relationship that ultimately turns out to be only a maddening game of seduction . Meanwhile in Vallechiara , the village where they are living, a mysterious rapist terrorizing women living alone .