Miyu is a second-year student in Shimano Gakuen who is a quiet girl and always carry a book with her. She has a collie dog and seems to always peeping at Haruhiko from the shadows after he has helped her before. Both her parents have died and Miyu herself has been living on royalties paid to her mother's literary works which are mainly romance novels and thus also affected her ambition to become a novelist. She belongs to the literary club at school and loves reading. She is also actively writing stories and posts the works onto her own website.