(Naruto Single Heroine Tsunade Romance Action) A failed author transmigrates into the Naruto world, becoming the younger brother of Konoha’s White Fang, Sakumo Hatake, and the uncle of Kakashi. He gains a cheat ability—enhanced cellular activity. Coincidentally, just before the Second Shinobi War, he participates in a Jonin meeting where he supports Tsunade’s proposal ahead…