Ooku: The Inner Chambers Vol. 9 — Manga Raw / Buy Official

Aonuma establishes a school of Western studies, meticulously training disciples to uncover the nature of the Redface Pox. His progress ignites a fierce backlash from conservatives desperate to undermine Tanuma Okitsugu. While Hiraga Gennai’s manic brilliance provides a spark, it is Aonuma’s relentless sincerity that drives the research into uncharted territory. As the tension mounts, political assassination plots and mob violence threaten to derail their work. Forced to confront a truth so dangerous it could shatter the foundation of the Shogunate, Aonuma realizes his own mortality is the price for this knowledge. He chooses to entrust his findings to the next generation, accepting his tragic fate to ensure the light of medical science continues to burn long after he is gone.