水無月 白夜

Star Sign: Aries
Diamond of the 'Jewel Five'.
2nd year high school student, white magic course.

The protagonist's childhood friend who is hiding his feelings for her (though it's obvious to everybody else).
A kind, herbivore type that is always worrying about the protagonist.
He's usually calm but he can snap when it comes to her. 
His specialty is love magic, but his own love life isn't going so well.
He loves reading and is part of the library committee.