Komi is the most popular girl at Itan Private High School. People are awestruck by her beauty, grace, and stoicism. But after homeroom introductions, Tadano discovers that Komi isn't withdrawn because of her esteemed popularity. It's because she possesses extreme social anxiety and has trouble communicating with others. After managing to exchange words via chalkboard, Komi reveals that it's her dream to make one hundred friends. Tadano becomes the first and promises to help with the other ninety-nine.