Lark’s brothers were overseas on a tour. She was missing them, so packed up the extra army backpack they gave her with supplies for a day at the beach. A thirty-minute Jet Ski ride brought her to one of their favorite spots—an isolated cove where she learned to swim the first time they lived in this area. She shared many fond memories of that cove with her brothers. But that day, she wasn’t left in peace for very long to ruminate on them. Lark began dozing off, basking in the sunshine, when she heard angry voices coming from the other side of the rock outcrop she was lying next to. Annoyed that her refuge of solitude was being encroached upon, she got ready to move farther down the beach. But she went stock-still as the voices became clear on the wind. “It’s a little hard to concentrate

