A Midsummer's Nightmare by Kody Keplinger
Title: A Midsummer's Nightmare Author: Kody Keplinger Pages: 304 Publisher: Poppy Release Date: June 5, 2012 Buy: Amazon | Chapters Indigo | Barnes & Noble | Book Depository Summary ( Goodreads ) Whitley Johnson's dream summer with her divorced dad has turned into a nightmare. She's just met his new fiancée and her kids. The fiancée's son? Whitley's one-night stand from graduation night. Just freakin' great. Worse, she totally doesn't fit in with her dad's perfect new country-club family. So Whitley acts out. She parties. Hard. So hard she doesn't even notice the good things right under her nose: a sweet little future stepsister who is just about the only person she's ever liked, a best friend (even though Whitley swears she doesn't "do" friends), and a smoking-hot guy who isn't her stepbrother...at least, not yet. It will take all three of them to help Whitley get through her anger and ...