The girls get together to celebrate Jessica's impeding marriage to a rich playboy. Siobhan is keeping a secret. Katie manges to catch the eye of a colleague.

One of her former conquests ends up being one of Siobhan's new clients. She becomes worried that her secret night time life is going to be exposed. Richard's continued spending makes Trudi suspicious.

Trudi is determined to discover the truth after confronting Richard. When Hari refuses to forgive her for her affair with Dominic, Siobhan ends up in Tom's bed again.

Jessica is reminded of what happened after she got drunk but still makes up with Mark. An unexpected visitor upsets their happiness. Trudi gives Richard a chance to explain what has been going on. Kate is surprised by Jack. Siobhan tries to sort out her marriage problems.

Jessica and Mark attempt to be exclusive with one another following their wedding. Trudi turns to Lucas for comfort. Katie thinks about leaving England with Dan for a new life in Australia.