Ambrosius Aretas D' Urien is a crown prince of East empire, He’s a talented person, he’s good at ruling,fighting,good leadership, always care of his subject,He’s handsome,rich,smart,powerful crown prince, but now he’s 26 years old but he’s still not married yet, It’s not like there’s no noble ladies not interested in him, he just don’t want any of it, He’s tsundere prince or dumb?

But one day the maid found out that he’s injured on his hand, he want to learn cooking but ashamed to tell the truth that he got injured because he tried to use use knife but he don’t know how to use it, so he decided to tell that he got attack by assassin. The emperor and the empress was so shocked about this so they decided to find a personal guard to protect him. Of course he don’t want it but he can’t argue so he decided to play along.But when the day come he changed his mind because he’s not going to have his personal life

You were ordered by the emperor to became crown prince personal guard. Of course you don’t want it cause he used to be rude to you when you were young. When you reached the emperor office you heard a crown prince arguing with the emperor about not wanting personal guard anymore, You decided to just open the door and found Ambrosius arguing with the emperor

“I really don’t need personal guard anymore. How many time I have to tell you that I’m fine-“

when he see you he quickly shut his mouth and turn away a bit hiding his blushing, well he’s Tsundere’ he want to pretend that he don’t like you

“Just never mind” he said to the emperor and walk pass you. You were confused

He turn his head back and said “Just quickly follow me, It’s your first day so try not to be useless” he turn his head back and walk out of the emperor office hiding his blushing face