Olivier and his sons visit a splendid castle designed by the acclaimed Jacques Garcia; later, Valentin shows a modern marvel accessible via speedboat.

The Kretzes work on their family goals with a team-building coach; in Ibiza, Valentin gets resourceful when a property tour is abruptly canceled.

Sandrine shows her savoir faire as she copes with challenging specs; a busy Valentin must dash from Paris to idyllic Île de Ré for Martin's big day.

New to sales, Louis strives to prove himself; Sandrine helps a scout find a gem of a location for a luxury event; Martin and Ève ponder a big move.

Sandrine and Valentin race to find a sunny west Paris home for a large family; grappling with Martin's news, the Kretzes plan Olivier's birthday bash.

The search for a property in chic Cap Ferret, the perfect penthouse and a photo shoot location keep the family busy; plus, it's Majo's birthday.