At a high school full of unique characters, Tadano helps his shy and unsociable classmate Komi reach her goal of making friends with 100 people.
Komi decides to write a letter to Najimi to clear up a misunderstanding, but she might be too nervous to give it to them.
White Day is coming up, and Tadano wants to give something to Komi in return for the chocolate she gave him on Valentine's Day.
On the second day of their school trip, Komi joins Ayami Sasaki and Mikuni Kato on a meticulously planned trip all over the Kansai area.
It's Christmas Eve, and Komi has nothing planned. But then Najimi informs her that they're going to have a Christmas party — at Komi's house.
It's Tadano's first day of high school and all he wants to do is blend into the background. He starts to get to know Komi, a quiet girl in his class.
On the school sports day, Komi isn't sure how to properly cheer for her classmates, but she does her best. Then, it's her turn to run the relay race.
Hoping to understand their classmate Komi more so they can be friends with her, Nakanaka and Yamai decide to talk to Tadano.
On January 2, Najimi calls up all their friends and hears about all the different ways they welcomed in the new year.
On one cold morning, Komi wraps a scarf around her neck to keep warm, but as soon as she gets to school, Najimi plays a trick on her!
Nene Onemine invites Komi over to her house to bake a chocolate cake. Soon enough, Nene's rowdy younger siblings join in.
Komi gets all dressed and ready for school, but when she opens the front door, she's greeted by a typhoon. She decides to stay home and wait it out.
Komi's class departs for their school trip. Her classmates Kato and Sasaki are determined to make it as enjoyable as possible for Komi.
The students of class 1-1 have to decide what they're going to do for the culture festival — a task they're all taking way too seriously.
To help Komi make more friends, Tadano tries to enlist the help of a talkative classmate who's friends with everyone, but they promptly turn him down.
Komi spends a lot of time getting ready for her trip to the local pool with Tadano and Najimi. Once they're there, they bump into even more friends.
Komi wonders why everyone starts staring at her when, like the rest of the student body, she switches from her winter to her summer school uniform.
When Tadano gets to school, he finds Komi waiting for him in the classroom. She then nervously hands him a letter.
It's the Obon holidays, and Komi is visiting her grandma's house. She can't help but feel a little awkward around her extended family.
A nervous girl named Himiko Agari's anxiety levels go through the roof when Komi starts silently staring at her in a very intense way.
It's the first day of the new semester and everyone is happy to see Komi again, but then a student named Inaka starts to follow her around.
During the school health checkup, competitive classmate Yadano is determined to clock better results than Komi, whom she sees as her ultimate rival.
Komi wakes up to find that it snowed overnight. With Tadano and Najimi, she goes out into the fresh snow to start building a snowman.
During class one day, Ren Yamai notices that Komi's tights have a hole in them. Luckily, Ren has a spare pair to lend her.