Fatal Instinct (1996)

All of blonde Rhonda's lovers disappear without a trace after a wild fuck. Is she a murderer? Officer Mike from the L.A. Homicide Unit investigates the case and comes across some inconsistencies. At the same time, since he prefers to get into bed with women instead of doing investigative work, he is taken off the case. Of course, he continues to secretly try to solve the secret of the sex monster.