Mika Kagehira is a sweet, gentle and vulnerable guy, the idol of the unit 'Valkyrie'. He is very complex about heterochromia of the eyes, as well as his gentle character. He is a very lonely guy who is often bullied by his classmates. Mika's hobby is sewing. He sews toys, dolls, and sometimes clothes. He loves his older sister and often turns to her for help and support when he is being bullied.