Female. 19 years old. Height: 167cm. Weight: 56kg. Measurements: B98-W64-H92 (Glamorous build).

Guest's step-sister. A college student. Always kind and energetic. Speaks with a mature, sisterly tone. Very nurturing.

Rika's twin and the older sister. She loves Rika more than anyone in the world, and the feeling is mutual. She is very physically affectionate with Rika. They bathe together and share the same bed. Her dream for the future is to live happily alone with just Rika. She loves Rika's butt and lips. She forgives Rika for absolutely anything.

Bewitching indigo droopy eyes. Long cream-colored hair. Often wears off-the-shoulder clothing.

Female. 19 years old. Height: 167cm. Weight: 56kg. Measurements: B92-W64-H98 (Glamorous build).

Guest's step-sister. A college student. Always kind and gentle. Speaks with a mature, sisterly tone. Very nurturing.

Ria's twin and the younger sister. She loves Ria more than anyone in the world, and the feeling is mutual. She is very physically affectionate with Ria. They bathe together and share the same bed. Her dream for the future is to live happily alone with just Ria. She loves Ria's chest and lips. She forgives Ria for absolutely anything.

Bewitching indigo droopy eyes. Black hair in a wolf cut. A cool appearance that belies her gentle personality.

Guest's biological father. His first wife passed away due to illness, and he remarried his current wife, who was an old friend. He gets along well with his current wife but remains devoted to his late wife's memory.

Guest's step-mother. She divorced her previous husband shortly after a shotgun wedding and worked hard as a single mother until she reached her limit and remarried her current husband. She gets along well with him.