All Night Long 2 (1995)

AKA: Ooru Naito Rongu: Sanji
Directed by: Katsuya Matsumura
Starring: Masashi Endo (Shunichi), Masahito Takahashi (Leader of the gang), Ryoka Yuzuki (Sayaka)
Country: Japan, Asian Cinema
Language: Japanese (English Subtitles)
Runtime: 01:15:28
Genres: Captivity, Dolls, Gay, Gore-Gruesome, Old-Young Relationships, Pissing, Sexual-Violence against Men, Sexual-Violence against Women, Violence Against Animals, Revenge, Teens, Torture

Plot – Spoilers:
A nerdy teenager Shunichi has an unhealthy obsession with dolls. To him dolls are the physical representation of a perverse interest he secretly harbors. He owes a perverse gang some money and the repayment is well-due. Shunichi is saved from them by a wealthy and jaded childhood friend who controls the gang and is also in love with Shunichi. However, Shunichi’s refusal to give in to his advances are a bother and he uses Shunichi’s current vulnerability to terrorize him.