Colin returns unexpectedly and confronts John and Charlotte. During an argument, Colin collapses and dies of a brain hemorrhage. John and Charlotte dispose of Colin's body in a hole in the floor of the Underworld factory. Fiz learns John is still teaching and threatens to leave him. She later tells John she is pregnant and John promises never to lie to her again. John is pursued by a stalker, who turns out to be Charlotte. She continues to blackmail him and John worries when she introduces him as her fiancé to her parents, Dorothy (Jean Fergusson) and Alan (Michael McStay). Colin's elderly mother, Joy (Doreen Mantle) comes looking for her son, but John tells her Colin has gone to Canada. John tells Charlotte that he has no intention of leaving Fiz for her. Charlotte gets angry and reaches for a hammer and swings it at John. He manages to wrestle it from her hands and as Charlotte goes to leave intent on finding Fiz and telling her about what she perceives as their relationship, John hits her. Believing her to be dead, John starts to call an ambulance but is distracted by the sound of an explosion. He leaves the house and discovers a tram has crashed onto the street. Fiz goes into labour early and John goes to the hospital with her. She gives birth to a girl, who John and Fiz name Hope.