Mother-in-Law’s Constant Seduction – Kazama Yumi

Synopsis

Yumi lives happily with her husband and daughter’s couple in a four-person household. However, her marital relations have grown distant, and while pleasuring herself, she discovers her son-in-law Yushin using her as material. Feeling sympathetic toward him due to his considerable endowment and her own neglect, Yumi convinces herself it’s “for the couple’s sake” and begins relentlessly tempting him whenever the opportunity arises. As the son-in-law endures constant lewd advances from his mother-in-law day and night, his patience finally reaches its breaking point…