Sakuradaimon takes his role on the school's Public Morals Committee very seriously. Every day, he dutifully checks students' appearances at the school gate—most often scolding Kohinata, a rule-breaking girl with bright hair and a short skirt. Though she finds his constant lecturing annoying, everything changes when she discovers that Sakuradaimon is actually a bit of a mess himself. A lighthearted short romantic comedy about a strict committee member, a bold classmate, and the chaotic school life that brings them together.

In 199x, the world was engulfed in the blaze of nuclear war. With the Ocean drying up and Earth torn asunder, all life seems to be lost but humans survived stubbornly. However, what dominated the post-apocalyptic world was sheer violence. The remaining humanity was split into two groups: those who kill and take whatever they can and those who are exploited. When all hope seems lost for the weak, a man in ragged cloth appears. He is Kenshiro, the rightful successor of the Hokuto Shinken martial arts with seven studs-like scars in the shape of the Big Dipper. His journey to becoming a legendary savior begins!

Maria, the daughter of a duke, grew up believing she would one day inherit her father's dukedom. Accordingly, she focused her attentions on honing her martial arts prowess, while thoughts of marriage fell by the wayside. But the arrival of a baby brother in her family means she's losing her role as heir! Now that she's decided it's time to marry after all, she's arrived a little late to the game! Are there even any eligible bachelors left? Upon going to study abroad in a neighboring country where she might still stand a chance at getting hitched, she's bewildered when the crown prince there declares before all that his engagement to her is null and void! Wait... what engagement?! Apparently, he's mistaken her for the wrong girl! But once that's all cleared up and he catches sight of her knocking out a whole pack of bandits, it turns out that this prince may have a thing for ass-kicking young ladies after all.

We all have embarrassing memories or deep regrets from high school, right? Socially anxious college senior Natsuki Haibara sure does. When he thinks back on that time of his life, all he has are fleeting fantasies of a happy adolescence that could have been. Imagine his bewilderment and surprise, then, when he inexplicably finds himself seven years in the past—one month before his first year of high school! Can Haibara avoid his previous mistakes, make his way to the top of the school social pyramid, and end up with the girl of his dreams? Or will he be forced to relive three years of solitude as the most hated guy in school? He'll need all the help he can get in order to succeed, from a workout regimen to online how-to guides, a childhood friend, and plenty of sheer willpower. Watch as Haibara takes a second shot at his teenage years!