The comedian ventures off the mainland to the Isle of Bute for a privileged look at what is said to be Scotland's first million-pound home - Mount Stuart House. In Argyll, Susan visits Kilmartin Glen, an ancient valley and home to the Scotti people who gave Scotland its name. She visits a Bronze Age tomb and learns how to make a copper axe in the way they were made thousands of years ago. Then, on the shores of Loch Fyne, she discovers the secrets of oyster cultivation before looking for beavers in the beautiful Knapdale Forest.