A good friend couple who have been married for 4 years. Saving life for your dream home purchase. When my husband got a chance to get ahead, I decided to invite my boss to my house. From here, the master-slave relationship between her husband's boss and his wife "Yu" begins ... Yu turns into a boss's sex slave, and is delighted with the nasty Ryo. A wife who was chaste and steadfast becomes a metamorphosis wife who spree with a stick of another person.