Love hurts but so does getting shot by a gun

Riley always had one rule, don't let anyone in. She had to learn it the hard way, but now she's moved and ready to start a new life. She's leaving everything in the past, but when the schools bad boy suddenly appears she starts to feel and let's him in. She's in a lot of trouble for breaking her rule. Especially now that a blast from the past, whose name even the devil fears is out to get her. When in all Vincent succeeds, will Riley sink in and give up? Or will she fight and find her way back to herself