Naruto: I Became Naruto and Sasuke's Big Sister

"I'm gradually getting used to this, but I still have to complain. Getting transported to another world is one thing. Becoming an Uchiha and Sasuke's big sister isn't completely unacceptable either. But dropping me straight into the night of the Uchiha massacre? Isn't that going way too far???"

At this very moment, an Uchiha girl who should already be dead in the original timeline is concentrating intently, her Sharingan activated as she fries eggs in the kitchen.

Meanwhile, a young Naruto and Sasuke stand in the living room outside the kitchen, arms folded across their chests, glaring at each other as though locked in a silent war.

Sasuke: "She's my big sister! I'm the one who loves her most!"

Naruto: "I-I'm not losing to you!"

Listening to the two little brats bicker outside, the Uchiha girl helplessly presses a hand to her forehead.

"I knew it... Somewhere along the way, my parenting went wrong..."