Earth/Sky — Macaulay C. Hunter

When her parents win an around-the-world cruise, Jessa Bright is less than thrilled to spend her senior year of high school living in dinky Spooner, California with her grandfather. But two mysterious, handsome boys named Adriel and Zakia change everything.

Although each is hiding a dark secret, Jessa uncovers the truth. And with each step she takes into their worlds, she is putting herself further into danger . . .