An isolated hotel heiress falls for a destitute staff worker at one of her suites she owns, despite their class divide and initial hostility they begin a bumpy relationship that matures into real affection 

which all sounds like the back of a cliche romance novel or something but it’s actually just the description of the Zack and Cody B plot of these two

Candy Counter Girl and Lonely Socialite, working title: Suite Tooth