Isabella Rae Thomas

As Sarah and Luc's wedding day approaches, plans go horribly awry and the Walkers learn several surprising lessons about the true meaning of family.

Sarah confronts Brody. After talking to him, she realises she no longer wants him to be part of her or Nora's life. Meanwhile, Olivia struggles with the addition of baby Daniel to the family.

The Walker clan are excited when Tommy comes down for a visit, but his new girlfriend's enthusiasm for their family history rubs them up the wrong way.

Justin keeps the true paternal identity of one of his siblings hidden from the rest of the family and Scotty makes a shocking discovery that will bring a new life into the fold.

Kevin and Scotty sign the adoption papers and try to make Olivia comfortable in their home. Meanwhile, Justin's homeless vet friend is now working at Scotty's restaurant, Paige is upset when she is dumped by a boy she likes, while Nora and Sarah go to Washington for Evan's birthday party. There, they also to catch up with Kitty.

Emotions are running high in the Walker family when Nora and Saul find out that their mother Ida has died.