Hitoribocchi no Marumaru Seikatsu

When she was in elementary school, Chisaki Morishita was nicknamed Bocchi, the Loner! Unsociable and very shy, she nevertheless promised her only classmate that once she started middle school, she would manage to make friends with her entire class. Meanwhile, she still has just as much trouble talking to people. When she gets nervous, her legs tense up and she can't look people in the eyes. Will Bocchi really manage to make friends?