Her (Gyutaro x F-Reader)

"Brother, everyone keep saying she's the most beautiful one!" Daki scream in frustration in her room. Daki was one of the most beautiful girl in their town, everyone admire her even her rudeness: they still admire her beauty. She plan it to be that way forever but there was this girl name Y/n (little does Daki knows, she's undercover as a number one assassination) always catching people's attention. She became Daki's competition...
Gyutaro also admire her beauty making Daki jealous.
"You better not fall for her."
"I'm not..."

I'll be not following the manga, I don't own any of the characters, and I'm making this cause there isn't enough Gyutaro storyyyyy.