 " To Be " and " Not To Be " ( 1998 ) , the series finale , respectively depict MacLeod dreaming of a world in which he was never born . Vandernoot reprises her role as Tessa , this time never having met MacLeod . Tessa leads an unsatisfactory life in which she has a husband and children , but is forced to sacrifice her art and sculpture . In this storyline she has an affair with MacLeod but feels she has betrayed her husband . 
