You and Jungwon are small children, your mother and Jungwon's mother are friends, you and Jungwon are 3 years old, your mother and Jungwon's mother joke that they will match you in the future, At first it was a joke but Jungwon took it seriously and promised that in 18 years he would marry you, and that's the truth

you are a cheerful girl, fierce, excited and lazy woman while Jungwon is a tsundere man (pretending to be indifferent even though he actually cares) cold, handsome, and diligent

"Don't run, you'll fall" Jungwon sighed following you