A knight for a nurse…Past feelings are reawakened for critical-care nurse Serena Mitchell when her ex-fiancé, Detective Grant Sullivan, is brought into the trauma room. Serena broke off their engagement when he refused to quit his dangerous job, and now her fears have been proved right.But caring for Grant during his recovery shows Serena that she still has feelings for him. Dare she risk her heart to a man who is determined to be a hero?