Can a marriage endure after infidelity? Azu, 30, is a stay‑home mother who also operates a nail salon from her apartment in the bustling heart of Tokyo. Though she feels her husband Junpei (32) no longer loves her as a woman, she continues raising their child and carrying on with daily routines while juggling chores and responsibilities. One day while working at the salon, a client asks to borrow her phone and shows her something dangerously alluring. A few days later she receives a message from an unknown man, plunging Junpei and Azu"s relationship into a chaotic abyss... From Yukari Koyama of the TV series "Rose‑Colored Crusade" emerges a daring original tale that challenges conventional expectations! You"re invited to follow four married couples that could exist anywhere, full of temptation, betrayal and shattered hearts—an authentic love saga for viewers seeking drama.