Nana, who is loved by her husband but is not satisfied with something, had an affair with a man named Sasaki in order to find that something. She always meets at night ... Nana was tired of such an unpredictable relationship, but one day, she is ordered to accompany Sasaki on a business trip to the countryside. Sasaki and Nana openly mingle at a resort on a business trip overlooking the sea. However, Nana will know the true intention of Sasaki on this business trip. She is told to participate in a business meeting disguised as Sasaki's secretary...
