Episode list

Obsessed with numbers since childhood,maths teacher Saz Paley, having discovered that most women marry their eleventh sexual partner, does just that,tying the knot with dishy doctor Dan Fenn. One of the wedding guests, handsome Australian Alex, whom Saz assumes was her 'number nine',tells her that she was too drunk for intercourse on their night together, and she is unwise enough to tell Dan that her plan has been thrown off course. The couple row and she goes home to mother, where elder sister Beth rebukes her for her obsession with numbers, citing popular old flame Eddie as a happily married man with none of Saz's hang-ups about statistics. Alex rings her and they meet and kiss, observed by Dan.

Saz and Dan divide out their wedding presents and agree to an annulment of their brief marriage. However,after Saz's stepfather Len gives her a pep talk she visits Dan to reconcile with him, only to find Spanish nurse Alicia staying at his flat. Too annoyed to listen to a reasonable explanation she dates and beds Alex, thus making him her Mister Eleven, but when Len is rushed to hospital she is impressed by Dan's kindness and concern and starts to accept that her obsession with numbers is stupid. She finds out too that Alex had lied to her for his own sexual gratification and that Dan was,after all, her eleventh partner. Accepting that Alicia was only Dan's lodger she gets back with him but for the right reason - she has loved him all along despite her weird obsessions, and he loves her too.