Awakening in the world of Naruto, Yaku Hoshiki becomes the adopted son of Yakushi Nono. Possessing the heart of the King's Glory universe, he discovers that treating ninjas grants him various jutsu and kekkei genkai, including Wood Release, Tenseigan, Sharingan, and even Rinnegan. Killing, on the other hand, grants him King's Glory hero skills and skins. Thus, Yaku Hoshiki hides in Konoha Hospital, starting his growth journey. This is a story of nested plots, a self-cultivation tale of a behind-the-scenes boss. Let us praise the star master. This book is also known as: "The Behind-the-Scenes Boss in Konoha Hospital", "Saving Lives and Healing Injuries from Konoha Hospital"