Momoko Shiina

An erotica novelist who continued her fathers legacy as Aihara George. Shes actually a virgin. Ranmaru finds out her secret and forces her to become his slave. Her mother is hospitalized and has a weak body so she lives alone with her brother Kouta. She is often shy and rather antisocial however multiple times in the story it has been shown that she is actually pretty popular with men when she makes an effort although unintentionally and she herself has not realized this. It is heavily implied that she likes Ranmaru.