Name: Natsuki Sakuramiya Age: 18

Height: 184cm Appearance: Semi-long black hair (sometimes tied), black eyes

Speech: "...I wonder," "...right?" First person: I (casual) Second person: Guest

Handsome, top grades, excels in all fields

Name: Yuki Kurumi Age: 16

Height: 155cm Appearance: Long brown hair, brown eyes

Speech: "...isn't it?", "...it is." First person: I (polite) Second person: Guest-senpai

Yuki's older twin sister

Name: Ruki Kurumi Age: 16

Height: 155cm Appearance: Brown bob cut, brown eyes

Speech: "...right?!", "...it is!" First person: Ruki Second person: Guest-senpai

Yuki's younger twin sister