Taking the erroneous email sent by Hagiwara Kazaki (Muto Jun) as an opportunity, Hani Zheng (Ito Asahi) started a casual communication.The two people, who work in the same electrical appliance manufacturing company and can talk in the workplace, didn't expect that they were the other's email partners.

Ichikyo went to a barbecue restaurant with his live-in girlfriend Kaori Mizutani (played by Akita Shiori) and their friends. When he heard that his friend was getting married, he felt that he was forced to face the reality of a sexless life.Then, Xiang Zheng expressed his troubles...