Deception by Lee Nichols

When Emma Vile's parents leave on a mysterious business trip, it gives her the perfect excuse to be a rebellious teen. Throw some parties, get a tattoo, (or maybe just a piercing), and enjoy the first few week of her junior year. Then her best friends stops talking to her, the cops crash her party, and Emma finds herself in the hands of a new guardian- her college-age "knight in J. Crew armor," Bennett Stern- and on a plane to his museum-like mansion in New England.
After enrolling at Thatcher Academy, Emma settles in by making friends with the popular legacy crowd. But she cant shake the strange visions that are haunting her. she has memories of Thatcher she cant explain, as if she's returning home to a place she's never been. Emma doesnt trust anyone anymore- except maybe Bennett. But he's about to reveal a ghostly secret to Emma. One that will explain about the visions.. and make Emma fear for her life