Maeno Ryotaku Kataoka Ainosuke is a doctor of Buzen Province Nakatsu domain Aspiring to learn Western knowledge he comes across a Dutchlanguage translation of the German medical text Anatomische Tabellen while studying in Nagasaki After returning from Nagasaki Maeno is invited by a doctor friend Sugita Genpaku Niiro Shinya of Wakasa Province Obama domain to observe an autopsy