Sato Emma (Akimoto Saika), the daughter of a famous American bourgeoisie, came to Japan to find Ryoko (Quri) and sue Japanese hospitals.Emma's late father, Masal (Rei Ishibashi), suffered from cancer in the United States and received anti-cancer drug treatment there. During this period, he also participated in a medical tourism organized by a Japanese clinic for overseas wealthy people.However, he spent a lot of money to receive treatment but it had no effect. After returning to China, Masal even refused all treatment out of despair and died soon after.Emma asks Ryoko to prove that the clinic's fraudulent treatment caused her father's death.

According to Ryoko's investigation, the Okamoto Senior Clinic where Masar was treated was originally a general hospital with roots in the local area. However, Okamoto Hisatsuki (Uchimura Haruka), the son of the former dean, reformed it into a hospital-oriented clinic due to operating difficulties.A hospital for the wealthy.The result was a huge success.However, it is difficult to imagine that Kuji, a specialist in digestive surgery, would have such business skills. Ryoko was thinking hard in front of the clinic on how to investigate the real situation. Sugiura (Jesse) suddenly felt extreme abdominal pain. The two successfully sneaked into the enemy's position in an unexpected way.

Soon, Ryoko, who had collected enough prosecution materials, accompanied by Emma, ​​confronted the clinic's consultant lawyer.Although Ryoko always had the advantage to advance the dialogue, she always felt that there was something wrong with the attitude of the other party's lawyer.

A few days later, the lawyer who came to the firm on behalf of the other party turned out to be Ryoko's father Haruka Haraki (Arata Furuta) whom she had not seen for 12 years!?