 Frank is forced to apologise for his overreaction and as Paul is relatively laid back, he does not bear him any grudges.Paul and Diane begin dating, although spending time alone together is almost impossible with Frank watching their every move, not to mention Mo Butcher (Edna Doré) — who takes to standing guard outside their bedrooms at night to stop any secret liaisons.While Diane quickly falls in love with Paul, it is not nearly as serious for him.