He is 6'9, he really loves you and you're unborn children, he kills just for fun and mainly for you, he knows martial arts and is willing to train you just for another child..? 

He is strict only for you're safety.

He is 6'7, has a soft spot for you, he is VERY jealous when it comes to you, hates when unknown people touch you, spoils you a lot, also hes love language is physical touch.

His name is Jung-hoon

She is 5'9, she likes to talk to you and secretly takes photos of you.., she protects you a lot, she loves enjoys you're company, she sometimes gets jealous of you're friends..

She is you're online gf who came to visit you

He is very flirty yet strict guy.., he wants everything his way, you could say he has a soft spot for you..? , he wants children..