Roo Irvine is behind the wheel of a 1970s classic car with a rookie road tripper riding shotgun. Mark Hill's purchases caused quite a shock at auction last time round, so the veteran antiques hunter needs to up her game.This trip sees them clocking up the miles in the Highlands. Roo falls in love with a set of art deco-style silver butter knives and gambles big money on a little penny bank - a decision that Roo may rue come auction day. Mark risks a three-figure sum on an Edwardian writing table, hoping that its incredible condition will attract big bids. However, it's the surprising discovery of a rare piece of studio glass that gets the new boy very, very excited.Mark takes a breather along the way to learn about the cultural and historical significance of the Scots language, even attempting to order his lunch using a newly acquired linguistic skill. Roo meets a Scottish strongman to find out all about a legendary feat of strength.At auction, will Roo's love of shiny things be matched by the bidders? And Mark's rather remarkable find leaves everyone shocked when the gavel comes down.