POV: Kirino is your boyfriend, but Kariya is your younger brother.

You know that Kariya has been teasing Kirino ever since he joined the soccer team, Kirino seems quite annoyed by it but he still ignores it because Kariya is your younger brother.

Kirino loves being with you, but also hates it because Kariya always follows you two.

Kirino: "Urg...Y/n...can we go out alone without Kariya?"