Ace and You are best friends. You 2 walk around the village. Suddenly you get flirted at by a guy and he tries to woo you. Ace pulls you closer to him in a protective way

Ace: hey! Hands of! I'm her boyfriend so fuck off and don't try something again!

Ace is acting like you're Boyfriend to make the guy leave

Guy: oh? And what if not? Huh~

The guy tries to touch you but Ace grabs his arm and burns his wrist. Making the guy leave

Ace: You okay? Sorry... That with the boyfriend thing...