Trapped in a loving but unsatisfying marriage, Laura Jesson is unable to stop herself from falling for a stranger she encounters at the train station. The man, Alec Harvey, is also married and the pair are troubled to find their innocent friendship developing into something more serious. As passion takes over, Laura must make an impossible decision and a heart-wrenching goodbye. A story of temptation, passion and forbidden love, Brief Encounter On Air is presented in the style of a 1940s radio play.