Marilou and Philippe prepare for their future retirement in Portugal. But their daughter separates and a whole procession of solicitations falls on them.

Marilou and Philippe decide to show their grandchildren their new holiday home in Portugal. But once there, they discover to their horror that the house is still under construction. This is just the beginning of the problems for the grandparents, because soon they will lose their children. They have only two days left to find them, before their parents join them.