A Forgotten Memory || Bleach

Hinata Hitsugaya was once a great captain in soul society because of inventing many techniques. She and Toshiro were in the same family while Toshiro was the youngest son in the main family of Hitsugaya. But later on she was taken into the main family, making her Toshiro's sibling.

But she died on her mission for protecting a human, and reborn as a human without any memories except for her zanpakuto and kido.

But everything changed when the arrancar attacked.