In the Nouvelle-Aquitaine region, Jon and Carmen start to renovate their Roman-inspired swimming pool, which currently only the local frogs are enjoying. At Château de Joli Bois, Ben and Vanessa struggle to assemble a flat-pack sauna and shower room, while in the Dordogne, Tim and Krys have wallpaper to hang, bridges to fix, and gardening tasks to complete before hosting their biggest ever event