The Bradens at Peaceful Harbor MD, book 1: Healed By LoveMelissa Foster2015

Nate Braden has loved his best friend's younger sister Jewel for as long as he can remember, but between their age difference and his respect for Rick, he's always kept his feelings at bay. Now he's back in Peaceful Harbor, and Jewel is no longer sixteen years old--but there's an even bigger obstacle standing in his way. Nate and Rick joined the military together eight years earlier. Nate came home a hero, but Rick didn't make it out alive.