Kyoichi, a man with an indecisive personality, constantly cheats. That is, until his wife sends a P. I to investigate his affairs. But what will happen when the man she sent wants to fulfill his own desires?
Saya Suzuki is an ordinary employee working at a hotel. She falls in love with her elite boss Susumu Tsuge. Through their romance, Saya Suzuki grows as a person.
Kenzaki Motoharu has been married for five years. Throughout these five years, he has been receiving stress from his boss and wife, Mio. Motoharu begin to wonder why he ended up marrying with Mio. While showing dissatisfaction and regret with his married life, he suddenly slipped back in time and witnessed his wife getting replaced.
