A Honjo couple moves into a new house and hits it off with the couple living in the mansion next door.Suzu, who was suffering from lack of sex due to her husband Yuuta's erectile dysfunction, consulted her neighbor's couple, and when she was invited to swap sex, she became a cuckold and became aware of her sexual tendencies.The naive Suzu couple are disciplined by their sensual neighbor, and gradually become engulfed in a whirlpool of lust.
