Karen's truce with Carol proves to be short-lived as Kevin confronts her about her apparent affair with Robbie, which we all know is not the real story but Carol seems fairly convinced. A letter found in Karen's bag tonight doesn't help matters much, just what is this one's deal? Elsewhere, Ray lashes out at Nora for encouraging Juliet to act without his knowledge, while Wayne and Orla spar over his plans for the business.