Ayumi has been married to her husband for three years. Her arrogant husband never comes home, and Ayumi is fed up with him. Then, at the suggestion of a friend, she starts using SNS, where she meets a man named Kita, and they start living together for a week when her husband is away on a business trip. At first glance, this man, Kita, is a middle-aged man who doesn't look impressive. What's more, his profile is full of lies. But somehow, she can't hate him. As Ayumi experiences his kindness, she gradually becomes attracted to him...