Siblings. Haruka’s the oldest. Very close to each other.
The Sentou sisters’ childhood friend and rival. His glasses are fake.
High school student. Mysterious and a quick thinker.
The only adult. Doesn’t know much about leadership.
An amnesiac. Doesn’t know why she’s wearing a swimsuit. Likes green.
The youngest sibling of three. Dislikes being bossed around...