My name is Qingshui Rin, I live in Konoha Village in the Country of Fire, and my family runs a steamed stuffed bun shop.
If there's anything more shocking than learning that you're not your parents' biological daughter in one day... Well, wait, it's true! The Uchiha clan in Konoha was exterminated. But I exchanged bodies with Uchiha Sasuke, the only survivor of the Uchiha clan, the beauty of the Leaf Village...
The heroine is not a native of Hokage, but comes from a magical world. The heroine is naturally gifted with great magic, and her abilities are based on Urutia's Arc of Time in Fairy Tail.