Jun has been married to her husband for three years, and she feels a distance between her and her husband, both of whom work together. One day, she and her subordinate Aizawa decide to go on a business trip and have a business meeting, but due to a mistake on Aizawa's part, they were only able to reserve one room at the hotel. Unfortunately, the hotel room is full, so Jun reluctantly agrees to share a room. Jun gets drunk and provokes Aizawa late at night, and then he gets excited and keeps his cock until morning.