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.
Jérémie returns to his hometown for the funeral of his former boss, the village baker. He decides to stay for a few days with Martine, the man's widow. A mysterious disappearance, a threatening neighbor and a priest with strange intentions make Jérémie's short stay in the village take an unexpected turn.
Two speleologists, Esteban and Pedro, travel to a mountainous area located in northern Spain, near a small village, to study a newly discovered cave and determine if it is of scientific interest, while Gabi, Esteban's wife, awaits their return on a lonely road at the foot of the mountain.
