Lies are forbidden and love is doubly forbidden. In the near future, when young people in Japan turn sixteen, they are assigned a marriage partner by the government. People don't have to go through the trouble of looking for someone, and everyone accepts that the country will find a compatible partner to make them happy.
Ujita Kie is a full-time housewife who has lived life steadily. One day, she suddenly discovers her husband's affair and is left with a divorce notice and no way to contact him. Shocked and angry, she locates the place where Marika, her husband's affair partner, lives. However, when she goes there, she meets Marika's boyfriend Kenta. The two who were cheated on begin to live together.
25-year-old Moriyama Mikuri graduated but had no job offers. She became a temporary employee but was even laid off. So while she is taking a break right now, Mikuri feels unwanted and displaced. She starts work as a housekeeper for bachelor Tsuzaki Hiramasa by chance. One day, he proposes a contract marriage to her. The two of them get married in secret, but will their married life work out?
