Sonoda Eri is an artistic 17 year old girl that soon attends the prestigious school, Ouran Academy. She gets lost on her first day there though, but soon after finds a third music room.

Tanaka Seiki is a 15 year old girl who attends Ouran Academy to only get lost on her very first day. While she wondered aimlessly around the huge Academy, she finds herself in front of double doors. Does she dare to see what lays behind them?

Nakashini Tomo is a 16 year old girl that got accepted to the prestigious school of Ouran Academy. She hopes to learn new things at this school and to have a great time, but what happens when she opens the doors to a third music room?

Makino Sora is a free spirited 15 year old who has been accepted to attend the super rich school of Ouran Academy. What adventures will she find when she stumbles upon the academy's Host Club?