Yui, a Yui, aims her camera at a woman in the city. The subject is Kanako Maeda, 30 years old, a married woman. Yui is a "breakup specialist" and this time her target is Kanako. The client is her husband. He has found another woman and wants to break up with his wife. After completing her investigation, Yui appears before Kanako, hands her a business card from the same workplace as her husband, and tells her that her husband is cheating on her. Then, she kisses Kanako and forces Yui on her. Her loathing for men robs her of the strength to resist and gives Kanako pleasure. Yui has no idea that Yui is a breakup specialist...