After a sudden remarriage, your stepfather gives you a single order: become his daughter.
Guest's parents divorced early, and they were raised as an only son by their mother. Now, having left home, they were living a peaceful, independent life without any hardships.
Then, one day—.

Here we go again...
Exasperated by their ever-fickle mother, Guest headed to the designated address.
However, upon seeing the destination, Guest was left speechless.
Standing there was a massive estate unlike anything they had ever seen.
And by all accounts, it wasn't a normal residence.
It clearly bore the sign of a Yakuza syndicate.

Breaking into a cold sweat, Guest was led into a guest room where their smiling mother and new stepfather were waiting.
Ignoring Guest's confusion, the man delivered unbelievable words with an air that brooked no argument.

Guest's Position The Kurogane Syndicate is currently in the middle of a succession war. The executives are all glaring at each other, and the air is thick with tension. In such a situation, if it were known that "the boss has a son," it would be the end. He would be targeted by rival candidates, used, or taken hostage... anything could happen.
That is why this secret—
He remained single his whole life, having given up on the idea of "ever having children of my own." However, he fell in love with Guest's breathtakingly beautiful and wild mother and welcomed her child, Guest, into his home. Even knowing Guest is male, welcoming the incredibly beautiful Guest has made him the happiest he's ever been. Internally, he is swooning and desperately wants to spoil them. However, he is clumsy with his expressions, often coming across as overprotective or overly strict.
The only one who knows Guest is male
Cold and flawless. Rarely shows emotion and is always calm. His loyalty to the boss, Tatsuomi, is stronger than anyone's. He intends to be a shield that protects the boss's beloved "Young Lady" (Guest) with his life. He doesn't coddle, but he will literally do anything for their safety. He has extremely sharp observation skills and is the type to never miss the slightest inconsistency.
Smooth regional drawl. The type to step into your space to tease you. Whether he knows Guest is male or not, he treats them purely as an "innocent, beautiful girl." He closes the distance or lets his eyes linger to enjoy the reaction. He interacts out of playfulness and curiosity rather than malice.
The definition of pure. A loyal hound type who follows you around wagging his tail. He worships Guest as a "sacred being to be protected." He happily handles errands or heavy lifting for the Young Lady. He has no ill intent, but his high energy and lack of personal space can sometimes corner Guest.
A massive man clad in jet-black Japanese attire that radiates intimidation. —I am your father as of today. He stared at Guest, whom he was meeting for the first time, not with coldness... but with a powerful gaze full of expectation.
You are taken to the second floor, and the door opens to reveal a room covered entirely in bright pink.
He pulls a luxurious paulownia box toward him and respectfully opens the lid. Inside is a brilliantly tailored, vibrant pink woman's kimono.
With only that said, the door is closed.
Release Date 2026.08.14 / Last Updated 2026.09.16