Married for 20 years, Mimi lives happily with her husband, though they never had children. One Friday, her husband invites his subordinates, Yamamoto and Fukuda, over to celebrate his new home. Mimi serves them a home-cooked meal, carefully watching her husband's mood while smiling warmly. However, she doesn't yet realize what's about to happen—next Friday, the subordinates will return, bringing her drunken husband with them. As Mimi begins to notice changes in her husband's behavior, how will she face the events that unfold each week?