London 9 - S46.E6

Natasha Raskin Sharp is at the helm as two sisters take on a father and son in Kingston upon Thames. The reds go on a retro journey, while the blues haggle hard. David Harper and Christina Trevanion are on hand to guide the teams, but which of them will make the most profit at the auction in Newbury? Natasha also gets her hands on some evidence from a legendary crime.