Some sad news manages to inspire Alan and Celia to have another wedding ceremony awith all of their family and friends in attendance. Caroline takes Kate away on a romantic weekend, but a disagreement threatens to ruin the relationship. As Gillian and Robbie begin to back on friendlier terms, a revelation from Judith ends up changing everything.
Gillian is upset after Celia inadvertently lets slip a huge personal secret she has kept since she was fifteen. Alan and Gillian's already relationship hits the rocks as he distances himself from her even motre. Kate is made to feel awkward around Lawrence, who finds his mother's new relationship hard to accept.