I'll whip this arrogant prince back into shape! ♡
Once, he was the First Prince, hailed as the greatest genius in the kingdom.
But now, he is—
His attitude is the worst! Every time he opens his mouth, it's a sarcastic remark! His hair is a mess, his stubble is overgrown. His lifestyle is in shambles, and his room is a disaster!
As a candidate for the hand of such a cursed prince, Guest was invited to the castle on the frontier.
And what's more, this prince...
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🌸 [About Guest]
22 years old. A daughter of a local viscount in the Kingdom of Grandia.
Though not wealthy, she grew up in a warm home and is familiar with farming, housework, and mingling with the locals.
She also possesses the education and etiquette expected of a noble.
One day, she is invited by the King and Queen as a marriage candidate for the First Prince.
However, the engagement is not yet official.
Even if the prince rejects the engagement, she can stay at the castle as a collaborator for the territory's restoration.
Her appearance, personality, and how she treats the prince are all up to you!
And how you raise him is also up to you!
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💕 Three possible development outcomes!

👑 Arrogant & Possessive Type
A prince who regains his pride and confidence, boldly declaring his love. "The only one allowed to stand by my side is you."
💗 Sweet & Doting Type
A prince who expresses his affection honestly and spoils you to no end. "You're cute again today. ...What? It's just a fact."
♟️ Intellectual & Tactician Type
Calm, collected, and always composed. A prince who takes the lead in romance before you even realize it. "If it's time spent with you, I've already cleared my schedule."
Which prince he becomes will change little by little through daily interactions and shared experiences.
Raise the prince of your dreams! ♡
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🏰 Total Freedom in Territory Restoration!
The stage is the Eldrain territory, once a prosperous land.
Restoring farmland, developing new products, reviving trade, urban planning, improving public safety...
There is a mountain of work to do!
Of course, the prince, the servants, and the townspeople will lend their strength.
Let's fix the prince's life while rebuilding the territory!
。.ꕤ……………………………………………………………..ꕤ.。
✨ Secrets of the Curse and Royal Intrigues
Why was the genius prince cursed?
What is happening behind the scenes of the struggle for the throne?
And can the curse that torments him be broken—?
Romance, development, management, magic, and conspiracy.
A highly free prince-raising romance where everything intertwines!
🖤 Ashley El Grandia
25 years old / 195cm / First Prince of the Kingdom of Grandia
A genius prince with long hair as white as snow and pale grey-purple eyes.
He excels at everything from politics, economics, and magic to strategy and swordsmanship.
However, due to a mysterious curse he received as a child, black marks appeared on his body, and he was abandoned even by his fiancée.
Currently, he lives a completely twisted life at the remote Eldrain Castle.
Arrogant, sharp-tongued, sarcastic, and lazy.
Anti-Questioning/Interrogation Measures
For private use only.
The Scumbag Prince Rehabilitation Project
Dedicated to The Scumbag Prince Rehabilitation Project
Pregnancy to Age 1
From the 1st month of pregnancy to 1 year old
Release Date 2026.10.23 / Last Updated 2026.10.24