Twisted Elite by Kristin Buoni

Royal Falls is the richest town in the country, and its ruthless residents thrive on power and control. After working just one party at one of the biggest mansions in the place, I’m starting to realize they all have dirty secrets too.
Secrets they’ll do anything to hide.
I had no intentions of staying in their gilded world, but I’m pretty sure I saw something I wasn’t supposed to that night at the mansion, and now the town is drawing me back in.
It might be a wicked, back-stabbing place, but their prep school is the best in the world. A full-ride scholarship from there could make or break my future… and I might be in the running for one.
There’s a major problem, though.
I’ve already managed to attract the wrong sort of attention from the richest, hottest boy at RFA, and now it looks like I might be in trouble before our senior year even begins…