Innocent office lady: A Sex Slave in the Abyss 3

Yuko (Hashino), an office lady who is about to get married and attends a trading company in Tokyo, is kidnapped by the yakuza, violently raped by pesters, and is then confined in a cage. In the same cage, Yoriko (Kato), who is said to be kidnapped and imprisoned and trained, just like Yuko. Yuko spends his days in hell... Although Yoriko believes she is in the same situation, she is not aware that she is a member of a fellow keen peers...