Episode 8 (S02E08)

As Archie succeeds in revitalizing Glenbogle into a thriving tourist destination, a wealthy businessman from Atlanta, Joe MacDonald, arrives with a valid claim to the estate and title. To defend his position as Laird, Archie is forced to initiate the Chieftain's Challenge against Joe. Meanwhile, Lexie, who has long harbored feelings for Archie, sees her opportunity when Katrina departs. However, Katrina returns to the estate, now without Fergal, and realizes she must contend for Archie's affections once more.