Gifted with an exceptional memory, Rémi, our hero, finds himself hired as a photographer on a mission to a lost continent by a strange sponsor. He is scheduled to visit several sites of a supposedly extinct civilization. He will be assisted by two companions who, like him, have a double secret mission to fulfill. Obviously, things won't go as planned, as dark forces will disrupt everything. A double or triple game by everyone, the true stakes of which Rémi is unaware, each site will reveal discoveries that will completely overwhelm him. Everything will become even more disturbing when, along the way, he discovers a dying woman who appears to be deaf and mute. His life will never be the same again.