Tamami, Riko, and Miku. They are sisters, married women, and hiding secrets that they can't tell anyone. They passionately kiss a man other than their husband. Their saliva-covered lips and tongues entwine, they devour each other, and they become addicted to infidelity. They become addicted to pleasures that they could never experience with their husbands. Doing forbidden things is exciting. The lewd lower-body affairs of three sisters who are known for their beauty.