奥寺 響子

A woman who claims to be the protagonist's real mother. In the past, she gave up the protagonist for unavoidable reasons, but after the death of his father, Shigehisa, she visits the Tachibana family to take the protagonist in as her only living relative.

She has a deep affection and a calm and gentle personality. She is a cock lover and has a maternal instinct that is stronger than others. She is currently working at a daycare.

She feels deeply guilty for having abandoned the protagonist, and because she is unable to be happy on her own, she has never had a family with another man and is still single.