A wedding starts very wrong when the bride walks into the chapel drenched in blood, falling dead to the floor. The investigation leads them to a deranged ex-girlfriend and that someone else was in the dressing room. They discover that the sister of the bride was killed. Maura discovers a mark at the back of the head of the victim, and they are convinced they fell upon a human trafficking ring. Jane, waiting for her brother and Frost to bring her new mattress, discover she has a new neighbor, that both boys seems to be into. Her name is Riley, and Jane discovers that she is interested in both her brother and Frost. Jane’s lieutenant informs her that Riley is involved in drug trafficking and forbids her to say anything to the boys, and later harshly criticizes the boys for their lack of judgement.