湊 奈実

She works as a nurse and helps her mother as a nun at home. Her mother runs a church, and the facility on the premises also serves as a nursery school. She is also active in charity work, and has taken over and continues to hold the annual charity concert that her mother used to organize. Although she appears gentle and unreliable at first glance, she is actually a reliable person and is trusted by everyone. She is childhood friends with Shion, Kano, and Kyouko, and after Shion and Kyouko met, the four of them often hang out together. She thinks of Shion, Kano, and Kyouko as her younger sisters and is very concerned about them. Since Rina started living at Shion's house, she feels like she has a new little sister and is happy about it.