Thieves broke into Yamashiroya, a drug wholesaler, and stole 780 ryo. In the storehouse, there was a sticker with a picture of an umbrella, the signature of Yahei Kasayama, a great thief who once ransacked the entire Kanto region. Heizo Hasegawa (Kichiemon Nakamura), the director of the reform of the thieves, learns that the theft was the work of Yahei's son Yataro (Somegoro Ichikawa [now Koshiro Matsumoto]) and his gang, thanks to the help of a spy named Isaji (Koichi Miura). He learns that Yataro is in the process of marrying Oito (Tomoka Kurokawa), the daughter of Shigezo of Narumi, a great thief from Owari. Heizo learns the true identity of the thread and the evil plans of the second generation Narumi Shigezo (Fuse Hiroshi), and he meets Nagashima no Kugoro (Matsudaira Ken), a former thief who is trying to arrange a marriage deal to return the favor to the previous generation Kasayama and the previous generation Narumi. ) while hiding his identity...

One day, Hikojiro receives an emergency call from inn proprietress Shino Ogawa to examine Tadahiko Mori, a guest complaining of stomach pain. Mori, who owns an art gallery in Tokyo, has come to Kyoto on a trip with his only daughter, high school student Nanami. Hikojiro gives him his business card, telling him to contact him if the pain comes back. However, the next day, Mori is found dead...!

One day, Hikojiro goes to visit Sayo Kujo, an old lady who has been hospitalized. Sayo has been told that she has a year to live by assistant professor Natsuhiko Moriwaki, and insists on returning to the house she was born and raised in. It so happens that Hikojiro will be the one to treat her at home from now on. At the university hospital, Hikojiro runs into a familiar face - Hazuki, the daughter of Tetsuji Tonoyama, the man who taught Hikojiro how to make takoyaki. Hazuki is now a nurse at the university hospital and Hikojiro is surprised to see a strange poster on the hospital bulletin board that implies she's having an affair with Moriwaki. The hospital is currently preparing to elect a new chief surgeon, and the candidates are assistant professors Moriwaki and Shinsuke Noguchi, heads of the first and second surgical department. Both of their factions have been publishing defamatory statements about each other.