The first big fire of the season ravage scrubland and forest. In the heart of the inferno, a calcined corpse is discovered in the smoky carcass of a 4X4. Others will follow, which force Guillaume and Damien, one cop, the other policeman, brothers in the life, brothers enemies on the ground, to collaborate, willy-nilly, to launch in the footsteps of Tiffany, a young famous photographer obsessed with fire. Unless they have to look for Târiq Amraoui, the Canadair pilot in the mysterious past ...