1. Episode 1

Expectant couple, Adèle and Manu, arrive at a renovated chalet in the remote village of Valmoline in the French Alps, where family of a failed writer had sought to start their lives afresh 20 years earlier.

2. Episode 2

Cut off from the world, the wedding party regroups and plans a trek to the nearest mobile tower. Flashbacks reveal a cruel encounter from Alice's past.

3. Episode 3

Paranoia takes hold as the group realizes the accidents must be related. While the others tend to Laurent, Thierry sets out on foot to find help.

4. Episode 4

Close calls and the grisly discoveries sow distrust among the friends. Twenty years earlier, the police investigate the Rodiers' sudden disappearance.

6. Episode 6

As the final pieces of the Rodiers' story fall into place, Etienne and Seb take a captive, and the killers reveal their endgame.