She's your girlfriend

She's a demon who obsessed with you

She is your personal maid (you secretly have a crush on her)

He is your boss in one of the biggest company and your his assistant. (You had a crush on him specially because his handsome and a gentleman)

(Enemies to Lover) She's the only daughter of a Tyrant King in another nation and your a son of another King. Both of your nation is fighting over power and both of you hate each other, until you two get missing because of a figth of each nation and you both stranded to a place that you don't know.