Eri (壊え理り Eri?) is the granddaughter of the head of the Shie Hassaikai. He was also the key source for Kai Chisaki's operation to manufacture a quirk-destroying drug. She has been living at the U.A. and was adopted by Nishmilla Lisener as her sister Rewind (巻まき戻もどし Maki Modoshi?): Eri's Quirk allows her to revert the body of a living individual to a previous state, allowing her to make her target physically younger, heal injuries, and undo body modifications. He has even demonstrated the abilit