In order to help her father, Chiwa Takanashi agrees to an arranged marriage with the company president, Hokuto Mamiya--a man she doesn't know--at the request of Hokuto's grandfather. Chiwa believes the arrangement isn't binding, but her new partner seems to think otherwise. Can two strangers living together find their way to a happy marriage?

With her first attempt at making love with her husband foiled, Chiwa starts going out drinking every night with Yu Yagami. Hokuto blames himself for what happened, but how long will Chiwa allow her husband to keep her at a distance?