Rei Sanzhi (Hona Yamazaki) is an expert in dealing with incest in the society, and there is no unfaithful couple that she cannot break up.

The targets this time are two people, Safuri (Takeda Kohei) and Sashihara (Misozaki Ayame), who have been having an affair within the company for five years.Ling also became a dispatch employee this time and infiltrated the company where the two worked.

The relationship between the two was a well-known fact in the company, but no one noticed it.

Shinoda Kana (Yanagi Yurina), who was promoted to section chief at a young age, reminded Safuri and Sashihara to change their work attitudes, but Safuri said that if he didn't believe in himself, he would quit the project.As a result, Kanai took on the project alone, isolated and helpless.In order to save Kana, Ling thought of a quick solution...