As he and Ally continue to feel distant, Paul rekindles an old friendship, but at a cost to Ava. Luke surprises everyone by getting a best friend. Jim and Jackie are forced to move.

Ally and Paul each learns the truth about a thing that has been terrifying them - for Ally, her job and for Paul, his MRI result. Ava and Luke both feel frozen out by the people they care most about.

After an apparent reconciliation with Ally, Paul's rage returns with a vengeance when he realizes that Ava has done something that could ruin her life. Luke and Jacob reunite, but things are becoming more complicated.

Jim and Jackie are both struggling under their new circumstances. Luke has to choose between Jacob and Ruby. At Alex's 65th birthday party, Ally meets someone who makes her see Paul in a new light.

A furious argument between Paul and Ally is interrupted by Ava's news about Jim. Luke is happier than ever, a newly confident Ava stands up to her dad, but Paul and Ally need to decide - is this it?