Agatha's former husband James is engaged to be married to a beautiful, young woman and Agatha has been kindly invited to the wedding. To take her mind off this, Agatha decides she has fallen for Sylvan, a Frenchman she met at James' engagement party. To distract her still further she decides upon a holiday and flies to Istanbul, where unfortunately she bumps into James and his fiancee not once but twice - convincing him she is stalking them.