Hitori Bocchi, a girl with extreme social anxiety, has had only one friend throughout elementary school. When Bocchi learns they'll be split up after graduation, she makes a promise to her: "By the time of my middle school graduation, I'll make friends with everyone in my class." And if she can't... they won't be friends anymore?! But Bocchi has a hard time talking to people. When she gets nervous, her legs cramp. She can't look other people in the eye. She doesn't even know how to make friends! Every way she thinks of to make friends ends up failing. Will her friend-making plan pay off?!

A mermaid from the Joseon period ends up in present-day Seoul, where she crosses paths with a swindler who may have ties to someone from her past.

The story begins one winter day when the wish of a few girls was realized with a miracle, changing the landscape of a town. "In the skies above this town, a disc is always there."

בילדותן, אייג’ו קארן וחברתה קאגורה היקארי הבטיחו אחת לשניה שהן יגיעו להיות שחקניות, ויופיעו יחד במחזמר ‘סטארלייט’. אך דרכיהן נפרדו, והן לא התראו מאז ההבטחה. כיום, קארן לומדת בכיתה א’ בשכבת הגיל השניה בסיישו, והמחזור שלה נבחר להעלות את המחזמר ‘סטארלייט’ בכל שלוש שנותיו בתיכון. בשנה שעברה, קארן בקושי הצליחה להתברג לאחד מהתפקידים הראשיים, ונראה שהשנה לא ילך לה טוב יותר. זאת עד הרגע,

"If we turn thirty and still haven't found someone, we promise that we will marry each other".

Afraid of the consequences of breaking their promise, best friends Dave and Pie become spouses in order to fulfil a vow they made in university.

An intimate look inside the highs and lows of year one at LeBron James’ I Promise School, serving the most at-risk students and families in his hometown of Akron, Ohio.