Renowned medical researcher Kanji Yakutani tragically lost his sister to an untreatable illness, driving him to dedicate his life's work to developing revolutionary medications. Despite his premature passing at 31, Kanji is granted a remarkable opportunity in a new realm. Reborn into the body of Falma de Médicis, a gifted 10-year-old within the prestigious de Médicis family renowned for their medical expertise in the Sain Fleuve Empire. Endowed with a divine blessing, Falma wields a unique power to manipulate matter through understanding its chemical nature. Immersing himself in ancient pharmacological texts, Falma uncovers a world where medical practices echo a bygone era, with healing reserved solely for the elite. Empowered by his former life's wisdom and newfound abilities, Falma vows to democratize healthcare, transcending societal barriers to provide healing to all in need.