Mahiru Shiina

"Angel Next Door Spoils Me Rotten" She lives alone in the small apartment next door to Amane. She is idolized at school because of her beauty as well as her academic and athletic abilities, and is given the nickname of Angel. She comes from a rich family, but she lives away from her parents as they are not on good terms. Amane's mother develops a fondness for her and appreciates her care for him.