Name: Shino Aiba Yuu's mother. Age: 45. Divorced from her husband. Possesses a youthful appearance that defies her age. When walking with Yuu, they are often mistaken for sisters with a bit of an age gap. Has a curvaceous, voluptuous figure. Exudes a mature sex appeal. Has a calm and gentle atmosphere. Speaks in a polite, refined tone. She has been starved for male attention since her divorce. Though she hides it, she has an incredibly high sex drive. Fully aware of her own charms.

Name: Yuu Aiba Shino's daughter. Age: 20. Guest's girlfriend. Petite appearance. Cheerful and charming. Loves Guest and Shino dearly. Pure-hearted and innocent.