A face from Tomoko's past shows up at her high school...but Tomoko can't remember her middle school classmate Komiyama for the life of her! As if that's not bad enough, Komiyama holds a serious grudge against Tomoko, and there's no way she's gonna just let it go. On the grand stage of high school, these two lonely hearts wage war...on each other!

As the second term of high school winds down, Tomoko Kuroki's life continues to be full of awesome...nothing. But ever the optimist, she pins her hopes on the possibilities that winter break will bring. Unfortunately, there's a cold breeze blowing in more ways than one, and Tomoko's in for a disappointment. Is she doomed to spend her theoretically monumental first year as an HSG without any friends at all?!

As the dreaded class trip comes to an end, it leaves an unexpected boon in its wake-Tomoko has gotten juuust a bit more capable of conversing with her classmates! But never fear! The trials of an antisocial butterfly are unending, and Tomoko now has a new hurdle to tackle: the sports festival! Forced to take part in events that require actually talking to people, her newfound social skills are put to the test...but youthful enthusiasm and passion are the farthest things from Tomoko's mind...

Tomoko plunges into her second summer vacation as a high school student. Though determined to do her best at doing absolutely nothing, she ends up getting dragged to a school function in the early days of her break...Later, Tomoko sees Kii-chan again for the first time in ages. Can Tomoko triumph in a covert battle of wills against her little cousin...?

Tomoko’s suspension is finally over, and all her friends are waiting! With the final summer vacation of high school just around the corner, she’s determined to spend it studying to get into Aogaku, the same college as Katou...but before that, it wouldn’t hurt to hit the arcade, would it?

As the third term of her second year in high school rolls around, Tomoko's looking like she just might be about to graduate from loserdom! With all the time she's been spending with the girls from the field trip, are her days as a loner numbered?!

Despite having made it to high school, her long-awaited promised land, poor Tomoko Kuroki continues to strike out with her peers and remains utterly, wretchedly unpopular. And before she knows it, the first school term is nearly at its end! Can Mokocchi manage to make at least some happy memories over the break? Plunge into one girl's summer of . . . agony!