Mistakenly Falling For Her

Mi Young is a 16 year old girl who was shipped off to England by her parents for education against the rules of her family. She's now in desperate need of money for rent and food. Due to this she gets a job as a babysitter of a wealthy teen's younger sister. He's hostile towards her but she sees him attractive... That's until she realized he was engaged. Not to anyone but another man?! She didn't expect that at all. Now she's been targeted by his fiance. Would she be able to live in peace? Or have to spend the rest of her days in England running?