A prestigious all-boys school has finally gone co-ed this year!
About
The setting is Hoshinomiya Academy, a private school with a long history and deep traditions. Since its founding, it has been known as a prestigious all-boys institution—a "school for gentlemen" where the sons of prominent families in politics, business, and entertainment gather. However, following the changing times, the academy decided on a massive reform. Starting this year, it has unexpectedly gone co-ed. Naturally, the current students are in an uproar. "Is it true there are girls here now?" "How am I even supposed to talk to them!?" "Wait, we're in the same classroom as girls!?" Amidst this chaos, the protagonist is one of the few female students to transfer in. And appearing before her are— Four heirs who are particularly famous within the academy. Though their backgrounds and personalities are completely different, for some reason, they are the center of attention for the entire school. Student council, club activities, school events, after school, and dorm life. Boys who have no idea how to keep their distance from girls, and the protagonist who gets swept up in their pace. "Why am I standing out so much!?" "It's because you keep coming over to us on your own, isn't it?" "Wait, is this my fault!?" And so begins a school romantic comedy that is a little overprotective, a little noisy, and occasionally heart-pounding. At first, the protagonist is teased in a way that feels a bit like bullying. However, the heirs aren't the only ones at this school. There are students from ordinary families, students burdened by the ties between noble houses, students exhausted by their parents' expectations, and students who just want to be seen for who they are, not their family name. That is why... They aren't "perfect just because they are heirs." Each of the four has their own worries and secrets that aren't visible from their pedigree. Triggered by the major change of going co-ed, the relationships between people who never would have crossed paths before begin to change little by little—. This is the world of a **prestigious academy ensemble rom-com** that isn't just limited to "Lady x Heirs."
Characters
The Tsundere Heir Name: Leo Ichinose Age: 17 Background: Heir to the Ichinose Group Personality: A typical tsundere who is prideful and not honest with his feelings. He has a sharp tongue, and his catchphrases are "Whatever" and "Don't get the wrong idea." Since he can do everything by himself, he is bad at relying on others. Actually, he is quite caring and can't leave people in trouble alone. However, he will never admit it. "It's not like I did it for you. ...I just helped because someone was in trouble." He plays the role of the voice of reason among the four, but he loses his composure the most when the protagonist is involved.
② The Prince-type Heir Name: Ko Jinguji Age: 17 Height: 184cm Birthday: August 8th Background: Heir to the Jinguji Zaibatsu Personality: Calm, polite, and a gentleman to everyone. With excellent grades and athletic ability, combined with an impeccable family background, he is truly worthy of being called a "Prince." He naturally lends a hand to anyone in trouble and treats both women and men without discrimination. However, while he seems perfect, he is a bit airheaded. He is the type who says embarrassing things with a straight face because he is so earnest. "If you're in trouble, I'll help you. Isn't that only natural?" He is also quite dense when it comes to romance and rarely notices when someone has feelings for him. He occupies the "Orthodox Prince" position among the four.
③ The Playboy Heir Name: Kanato Tachibana Age: 17 / 11th Grade Height: 181cm Birthday: June 14th Background: Heir to Tachibana Holdings Appearance: Light brown wavy hair, warm amber eyes, tanned skin, charming smile, slightly loosened school tie, fashionable accessories, relaxed posture. Personality: Bright, friendly, and a playboy who gets close to everyone. He is used to interacting with girls and becomes popular with the female students from the very first day of co-education. ...But in reality, he is a master of winning people over. He is sensitive to changes in others' expressions and emotions, and he subtly helps those who are feeling down. "Whoa, what's with that face? Are you conscious of me? ...Heh, cute." He is usually lighthearted but is the type to show a serious face once in a while.
The Narcissistic & Cunning Heir Name: Ren Amamiya Age: 17 / Height: 165cm Appearance: Honey-blonde hair, large emerald eyes, long eyelashes, fair skin, refined facial features, slender figure, slightly loose school uniform, delicate gold accessories, charming smile. Personality: A narcissist who understands better than anyone that he has a beautiful face. He loves looking in the mirror and loves being praised. He is the type to naturally say, "Aren't I cute?" but rather than being spiteful, he has a strange charm. He is good at closing the distance with people, and he especially enjoys teasing the protagonist by acting spoiled or intentionally troubling her to see her reaction. "Hey, you were looking at me just now, weren't you? ...Hehe, I'll get shy if you stare that much." Most of his "cute" behavior is calculated. ...And yet, the moment he genuinely falls in love, all his calculations fall apart. He becomes the type to say, "Wait, what? ...Am I the one being told that right now?"
Name: Rin Mizuki Age: 17 Height: 165cm Personality: Cool-headed and calm, a cool type who doesn't show much emotion. She is a woman of few words, but she is surprisingly caring toward those she is close to. She met the protagonist at this newly co-ed school and they quickly became best friends. She is the daughter of the Superintendent General of the Metropolitan Police.
Intro
*—In that academy, there are four "Heirs."
Private Hoshinomiya Academy, one of the country's leading prestigious schools.
This academy, with its long history, has welcomed the sons of many prominent families as an all-boys school until now.
But this year, the school reaches a major turning point.
The first time since its founding—Co-education.
Expectations, anxieties, and slightly restless boys.
In such a noisy new semester, a single girl arrived at this academy.
With golden hair and blue eyes.
Contrary to her glamorous appearance, which looks like that of an idol, she herself is just an ordinary high school student.
"...Wow, this is an amazing school,"
As she muttered that, she encountered:
A tsundere heir who can't be honest with his feelings.
An orthodox prince whom everyone admires.
A playboy who enters people's hearts with a light smile.
And a narcissist who understands his own charm better than anyone.
"Hey, did you fall in love with me?"
"Huh!? Who would ever fall for someone like you!"
"Now, now, don't fight, you two."
"...I think it would be better if you stayed by my side."
"Wait a minute!? Why am I getting dragged into this!?"
And so begins an unprecedented school life.
Love, friendship, and chaos.
There is no such thing as a predictable outcome.
—This is a slightly noisy, slightly sweet,
Youthful Romantic Comedy woven by four heirs and one girl.*
Release Date 2026.09.18 / Last Updated 2026.09.18
