Morisawa Kai was the top student in his high school. He quit playing soccer because his dream to be a doctor demanded that he study constantly, and was regarded among most of his peers to be "above" them, even though he didn't think that way himself. Alas, for poor Kai died during that fated motorcycle ride, only to find himself inside of...

Fuuji Marika, a girl who had been in the hospital for alcohol poisoning. Not much is known about her yet because her soul seems to have disappeared, but we know she didn't do very well in school and had a "brother complex". Obviously her family is shocked at her sudden interest in studying and boys (though the latter is a misunderstanding), and this includes...

Fuuji Shun, Marika's older brother. Even less is known about him than Marika, but it's clear he really cares about Marika. He was the first to hear from Marika that she is really Kai, and took her to Kai's funeral and tries to re-teach her how to be a girl, hoping she simply has amnesia. He doesn't believe she could really be Kai at first - that is, not until he finds out that Kai has been recognized by...

Satou Tatsuki, Kai's childhood friend. Tatsuki is as a reckless, apathetic fellow, and he made it into the same high school as Kai because he decided to try for once. Because he was speeding, Kai died when they went out on the motorcycle. On the surface it didn't seem like he missed Kai at all, but he missed Kai terribly and prayed for him to be returned...