The main character.
She can't remember anything from her past.
She was a valuable member of the swimming club, until she injured her leg in an accident.
The main character's best friend.
She's always tuned into the latest fashion, and is famied in the school for her sense of beauty.
One of the waiter at Cafe 0.
He serves a glass of water to his guest.
He's calm and looks mature, and sometime casually says harsh words without changing his expression.