Natsu is a 30-year-old librarian who has yet to lose her virginity. She is timid and extends her A.K. Field to keep away others. Natsu, like Hayao, has Gods staying with her to help her with relationships and lose her virginity. When she meets Hayao properly she rejects him, scared, however with Pii-chan's help and Hayao's determination, she overcomes it.