Brady's romantic happiness continues, Victor enjoys Nicole's fury, but she manages to sip her towel off in startled Brady's shower just when Chloe enters. Shawn takes Belle in the snow to, Rex takes Mimi to scatter Cassie's ashes, the couples meet. Sami dreams only of substituting Marlena for bride Kate, who fears Roman is at risk. Tony finds Lucas delivering security-numbered wedding invitations, none for him, and predicts the killer will get away again. Rex realizes he can find the killer by identifying his PDA message codes, even programs an alarm to make his ring; it does, soon and close, to his furious surprise...