The exchange student at Takeyas high school is officially known as DearS, and Ren's main rival. Upon arrival, Miu faced criticism due to a mix-up with Ren entering the school. Despite this, she took it upon herself to train Ren in becoming a better Dears. Her efforts resulted in an unforeseen effect: Miu developed feelings for Takeya. Initially, she believed these emotions were part of her "Gift," but later realized they represented love. Miu has a tragic past involving the murder of her former master and her inability to save him despite trying her best.