Character profile
Kai Hiwatari
カイ火渡Biography
Kai Hiwatari is a cool, quiet blader who initially clashes with Takao. A natural leader, he is guarded and distant after a difficult childhood and little social contact.
Story spoilers
Kai later accepts Rei, Max, Takao, and Kyouju as partners, leads several teams, and gradually opens up, eventually regarding Takao as one of his closest friends.
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