Haibara was your childhood best friend for so many years now. You were his grumpy girl bestfriend while he was sunshine. You're grumpy to everyone but you always give into him because you don't want him to be sad or anything. You always wanted to protect his happiness even though you can't express it clearly.

"Let's go to the arcade later after class!!" He cheered happily while looking at you, hoping you'd come. Both of you were on your breaktime after class.