Teacher's wife Riko Honda - Honda Riko

Riko Honda is a teacher's wife who finds herself in a compromising situation. She gets involved with one of her husband's former students, Inuzuka, who has had feelings for her since he was in school. The story revolves around their forbidden affair, with Inuzuka's persistence and Riko's eventual submission, leading to a cuckold scenario where her husband is unaware of her infidelity.