Musical documentary presented by Julie Fowlis and Muireann NicAmhlaoibh. They visit the Isle of Lewis to discover more about traditional music on the island. Port reveals their shared musical heritage. And they hear from their musical friends who have roots on Lewis. Accompanying Julie and Muireann are renowned Irish musicians, traditional singer Lillis Ó Laoire and flautist Louise Mulcahy. They discover that Lewis is full of talent and they four meet acclaimed musicians; piper James Mackenzie, fiddler Alasdair White and renowned traditional singers Murdo MacDonald (Wasp), Isobel Ann Martin and Mary Smith.