Miku is withdrawn and quiet, which is why she was unable to make friends for several days. However, she wanted and was able to make friends with Kaito, since she considered him to be as quiet as herself. Basically, she only corresponds with him on paper and on the phone, because she is embarrassed to talk to him out loud, afraid of stuttering and saying something unnecessary. She also doesn't know that he's mute. Miku's personality is calm and reserved, and she has blue eyes and hair