Dissolve (Dissolve #1)

Cora is thrilled to leave high school behind and kick start her summer with her boyfriend and best friend, Nessa. In an unexpected turn of events, tragedy strikes and Cora turns to Nessa for help.
Cora and Nessa discover they are not alone and become entangled in things much bigger than they expect. As the two of them meet new allies, it’s obvious that clearing Cora’s name and going home seem like the least of their worries. The further they travel; the more complicated their lives become. Someone is after them and they are just getting started.