The married woman "Hiyori" was enjoying an online drink with her classmates and her husband, but she was surprised when the teacher was suddenly called as a guest. That's because that teacher was someone she loved during her student days, a teacher she confessed to and had a relationship with only once. Moreover, it seems she is divorced now and is single... With the long-awaited reunion, her love rekindles, she forgets her guilt towards her husband, and they passionately seek each other in a forbidden affair sex! However, the affair is discovered...