Boyfriend and girlfriend problems abound: While Wes's new practically perfect girlfriend reminds Abby that she might be the only "mom" in Carrie and Caitlyn's life; David and Simon's presence in Chesapeake Shores puts Jess and Bree in an unusual position; and Mick and Megan finally come to terms with the direction of their relationship. Meanwhile, Nell enlists Connor's help when she discovers that her rival in a flower show is cheating.