S1, E5: The flags are out and the boys are back in town. But it is a bittersweet day for the Raveleys who are welcoming home just the one son, Tom. And there is no warm reception for Joe as he returns to discover that Louise has changed the locks. The couple come to an uneasy agreement for the sake of the children but the thought of losing his family tips Joe over the edge. Just what is he capable of?