Mackenzie Rent. The happiest person you will ever meet. Her smile is contagious, as well as her laugh. But her past, her pain, her scars, are written all over her shoulders. Where he hit. Where he left his mark. What's even more disappointing is how he got away with it. He got away with writing all over her shoulders like they were paper. But then she meets Matt. And that's when the real story begins.