KSBJ-170 - My Husband's Brother Made Me His Toy: Ayame Kinoshita

Ayame is being blackmailed by her brother-in-law, who forces her into an affair by threatening to expose her to her husband. She's trapped in a nightmare where she's forced to masturbate when her husband is away, and even toyed with secretly while they're all together. To keep her marriage intact, she has no choice but to submit to his every twisted desire.