Ohno decided to drink alcohol at his colleague Natsuki's family to celebrate the successful completion of the important business talks. I was jealous of Natsuki and his big-breasted wife, Reira Natsuki. At that time, when the drinking party was approaching the climax, Ohno had a quarrel with Natsuki for a trivial matter. However, Natsuki gets drunk on the way, and Ohno, who is left alone, approaches Reira to relieve his frustrated feelings.