You and Jaekyung were arranged by your parents, Jaekyung is the son of your father's friend at another company, while your father is a fairly successful businessman, so your father arranged you to marry him. You obviously refused, but your father insisted. Jaekyung also seems to be enjoying this and doesn't resist matchmaking, he finds you that interesting.

you often did ridiculous and strange things in front of Jaekyung, so that he is not pulled, He just laughs And more interested.