Iris, the duke's daughter, has regained her memories of her previous life. She was a pharmacist, but her life was cut short due to illness, and she realized that she had been reincarnated into the world of her favorite otome game. This game actually has too many doom flags. Isn't there a prosperous future waiting for her, such as being condemned as a villain's daughter, having her life threatened by a yandere target, or having her entire ducal family destroyed due to an epidemic? But Iris wants to live longer next time, so she takes action! Deciding to improve the management of the Duke's family as a starting point, Iris uses her versatile drug preparation skills, which she gained through her knowledge as a pharmacist, to create scented soap. The reputation spread and there was a soap boom in Japan! Furthermore, Iris cures the chronic illnesses of her servants with medicine and works to improve the water quality in her territory. Although he was only acting with the health of his people as his top priority, his targets' favorability increased unintentionally, and before he knew it, a love battle over Iris broke out...? “I just want to live a long life!?” The cheat otome game reincarnation story of a past life Yakushi has begun! https://www.cmoa.jp/title/1101311173/