Set in the west London suburb of Putney. Paul Slippery a sexually frustrated, red-tape wrapped GP is jealous of his three promiscuous teenage sons – Rory, Jack and Edwin – and thinks his wife Estelle may be having a lesbian affair.

Paul promises Estelle that he will cook a romantic meal, but has difficulty getting everyone out of the house. When Estelle's boss asks her to take Pilfrey out to lunch, Paul jumps to the wrong conclusion.

Paul is feeling paranoid. Dr Pilfrey is busy sending love e-mails to Paul's wife, Estelle, and Paul's youngest son Edwin has been forging encouraging replies.