At Château de Lalacelle in Normandy, Terry and Ashley race to finish their opulent 401 suite, but there's still a daunting amount left to do with guests due imminently. Ben and Billie embark on a dramatic two-bedroom apartment makeover for a Valentine's Day event at Château La Grande Maison. In the Dordogne, Nick and Nicole battle to transform the façade of their dilapidated chateau into an architectural statement.

Erin and JB race to light up their red salon before a drinks party. Anna and Edward rebuild their lake's sweeping stairway. Christina and Sassan transform their château's grand front gates.