Son-in-law Shinji and mother-in-law Sanae who work at the same company.
Sanae was always worried as the next president of Shinji, who often makes mistakes in his work, in contrast to Sanae, who is a solid manager of the company.
Sanae, who lives with Shinji and Miyuki, often rebukes Shinji at her home, and the stress in Shinji is finally exceeding the permissible range.
And one day, it really exceeded the tolerance, and Shinji finally got angry with Sanae.
Sanae rebukes Shinji for making a mistake with an important business partner.
Shinji was usually pointed out that he was unreliable and unmanly.
"Then I'll show you a manly place!"
"What are you doing! Release me right away!"
Shinji is so angry and excited about Sanae's one-sided violence that she pushes Sanae down and commits herself while holding down her body.
Shinji fired himself and regained his composure, and when he saw Sanae's absent-mindedness, he left the company to escape ...