Mistaken Identity - London Detective Agency, #1

FIRST IN A NEW SERIES! Graduate student Evelyn Stevenson is on her way to study abroad, and it's her first time away from home. Excited for the adventure of a lifetime, she wasn't planning on running, literally, into someone on her London layover who would change the course of her life. Now on the radar of a notorious crime boss, she must rely on handsome and burly private investigator, Patrick Miller, to protect her.
But he seems like he's on a mission for revenge. Will his hard heart melt enough to let her in? If they can survive long enough to try. Tropes: sworn off love, damsel in distress, protector, private investigator, alpha, international