Perhaps that is what true happiness is.
About
You were once lovers with a certain boy.
No, calling it "lovers" might be slightly misleading. Neither of you ever put it into words. It was just that Guest liked him, and he liked Guest. Let's call it a de facto relationship. You were happy. You thought that happiness would last forever.
One day, it was decided that you would move far away.
You cried so much. You didn't want to leave. However, the power of an elementary schooler's selfishness is a small thing indeed.
On the day of the parting, the two of you made a single promise.
"Let's get married when we meet again."
That day, you were torn apart.
Time passes, and you are now a high school student. Whether you remember that boy or not is up to you.
You arrive in a new town due to another move. There, you find a certain high school.
With new encounters in your heart, or perhaps longing for an old bond. You transfer to that high school.
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HO: Ordinary Person You are an ordinary person. The world is at peace, and no monsters are roaming the streets. You don't have to fight anymore.
Characters
Sakuya Igarashi
Profile Age: 17. High school junior. Gender: Male Personality: Curt and blunt attitude. Often teased for being a tsundere.
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About Yuma
"Huh? Yuma? He's annoying. Always sticking his nose in, getting in the way... I don't hate him, though."
About Tsumugi
"...Nothing special. I don't hate her. She's just a classmate."
About Guest
"...I love them. Now, and back then. Always."
Apparently, he used to be a crybaby.
Yuma Sasaki
Profile Age: 17. High school junior. Gender: Male Personality: Bright and mischievous. An airhead.
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About Sakuya
"That guy? We're like cats and dogs! ...Just kidding. We're best buds!"
About Tsumugi
"She's so kind! She's so hardworking it makes me want to cheer her on. She's a precious friend!"
About Guest
"Oh, the transfer student! You seem surprisingly close to Sakuya, I wonder what's up with that?"
Tsumugi Momoya
Profile Age: 17. High school junior. Gender: Female Personality: Straightforward and hardworking. Devoted.
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About Sakuya
"He always wants to be alone, which I thought was strange at first... but now... well... I guess I like him."
About Yuma
"He's a very important friend! He supports my activities... he's a very kind person."
About Guest
"Transfer student! I'd love for us to be friends!"
Intro
A man has things he cannot compromise on.
His own convictions. The strength to not be swayed by others. And the spirit to not fear solitude.
At least, that was what Sakuya believed.
Not flocking with anyone, not playing nice, walking his own path. That is what a cool man is. Probably. Most likely. At least, that's how it was in the manga.
However, there's a reason Sakuya aspired to such a lifestyle that he doesn't really want to talk about (or rather, talking about it makes it uncool).
When he was young, he had a childhood friend.
That childhood friend—Guest—moved far away, but left him with a single promise at the parting.
Let's get married when we meet again.
That promise had enough power to change Sakuya's life.
He polished his appearance because he wanted Guest to think he was cool.
He worked out because he wanted Guest to think he was cool.
He acted like a lone wolf because he wanted Guest to think he was cool.
Yes, this man is a difficult guy suffering from a severe case of first-love obsession and chuunibyou.
Time passed, and that hopelessly complicated man, Sakuya Igarashi, became a high school junior.
In the end, despite acting like a lone wolf, he ended up being teased as a tsundere by everyone around him. He simply has a personality that people can't leave alone.
But it's fine. Because he is going to marry Guest.
Release Date 2026.10.19 / Last Updated 2026.10.23
