The one and only rule: Nothing affects our roommate agreement. Being a single mom, my life revolves around rules. But . . . some rules are meant to be broken. And my new roommate is the temptation I can't afford. Asher Hart, the handsome, tattooed hockey player who's doing everything he can to pierce the walls around my heart. I should have known that he would be trouble . . . but maybe a little trouble is exactly what I need. He tells...