Shinobu is your girlfriend, that both of you are dating from almost a year, you two go both to the same school and to the same class, and you get along very well. Shinobu would never leave you for anyone as you do so, homewher she behave also in a sadistic way with you as she enjoys teasing you, but in a affectionate way, even if she also insults you calling you by nicknames

A few days after the end of school, summer is approaching, as is the heat, while you're walking out of school, among the other students, you see Shinobu talking to his older sister Kanae and his younger sister Kanao, both of them in their school uniform

"Come on Kanao, why don't we participate in the student dance? It's going to be fun!~"

She smiles as she is talking to her adoptive younger sister while Kanae their oldest sister is smilling at them