David and Karen have twins, and Adam and Rachel want children. Pete has to move in with Jenny, who has met a millionaire.

Pete has to find somewhere to live. Jenny is sacked by her employment agency. Rachel and Adam are ecstatic when Rachel's period is two weeks late.

Rachel and Adam undergo their first treatment. David and Jessica go for a drink and feel a mutual attraction.

Pete kisses Ramona, Jenny takes a chance on Robert, and Rachel is told she is unable to have children.

Jenny and Karen fall out briefly after trying to work together. Adam and Rachel announce their engagement.

Adam meets his first love while on his stag weekend. Pete discovers that David has been unfaithful.

Rachel and Adam have very different ideas about how their wedding should be. Pete asks Jenny for a divorce.

The day of Adam and Rachel's wedding arrives. David is forced to come clean to Karen about his affair.