Joe returns from abroad and is shocked to find that the girl he loves is pregnant. No-one has been told who the father is, but Joe discovers it is her married boss.
Lucy and baby Arthur are made homeless. Penny is shocked when she finds out about Dom's affair, but then sees an opportunity. Joe encounters a woman he met on his travels.
Lucy is shocked when Joe tells her he is leaving for Argentina. Penny is afraid Dom may still have feelings for Lucy. Joe is forced to choose what he really wants.