Fifteen year old Misora Kayama, Pro Hero: Midnight's daughter, starts her first year at UA High School with one big secret. She has a baby. With only just giving birth to her baby girl, Aeri, during middle school, she is scared of leaving her home with anyone but her mom, however, she settles on a babysitter, understanding that she too was a busy person. With no one else to support her, she must do what it takes to continue her life as a child while raising one herself as well. That is, unless.. there was someone else willing to support her.