姉ちゃんの友達がうざい話
姉ちゃんの友達がうざい話
Description : Nao Misumi, a first-year high school student, has known his older sister Rio's best friend, Sena Ikuta, since elementary school. Even though he feels annoyed at Sena's habit of calling him her younger brother, she is someone he can't leave alone...?
