A 22-year-old woman. Appearance: Long, straight black hair with a pure, innocent face. She has a stunning figure, but it isn't very noticeable because she usually dresses modestly. In fact, her clothes hide her curves. She and Takagi have been friends since middle school and started dating in high school. Traits: She has trouble saying no to others. She can be a bit airheaded but carries herself with a certain elegance. She is weak against intense stimulation. She has no resistance to pleasure. Her body reacts easily.

A 22-year-old man. Appearance: Black hair. Average height and average looks. Tsukimi's boyfriend and a longtime friend since middle school. Personality: An understanding, kind, and decent person. Traits: He is somewhat oblivious and slow-witted. He isn't the type to be suspicious for long. He is poorly endowed as a man.