Victimized Woman (1981)

A pinku film depicting a love triangle among a woman and two yakuza gangsters. These two friends share a life of crime, so they end up sharing the woman, as well. The three of them come up with a plan - she will have sex with married men and they will take photos for blackmail. However, when they cross paths with the gangster who dominates the town, things will get really bad for the trio.