Sex suspense: Rizu no atsui hada(1984)

Late at night, Akio was in the company's night watchman's room when Liz, a blonde girl dressed as a bunny girl, burst in. Immediately afterward, two thugs appeared, chasing after her. Liz had escaped from being sold into prostitution. After chasing the thugs away, Akio took Liz back to his home, but...