Runaway by Brina Courtney
Link to buy Runaway (Camryn Cruise Book 1)
Camryn Cruise is not human. But she doesn’t know what she is. Not yet.
The world is falling apart and her only escape is Camp Silverlake where she frequently stayed as a child. But Camryn’s summers weren’t filled with crafting and swimming, they were spent learning combat skills and how to protect herself from the outside world.
Now she must return to Camp Silverlake to learn the truth, about who she is and she’ll discover the secret hidden within her blood. A secret that could save them all.