Complex sentence: Unfortunately for her, he turns out to be her new boss and now he scorns her for dressing like a grandma but she thinks he's a pampered, unreasonable girl, as days pass they fall in love with each other.
Split into simpler sentences: Unfortunately for her, he turns out to be her new boss. Though at first he scorns her for dressing like a old lady and she thinks he's a pampered, unreasonable child, as days pass they fall in love with each other.