Tzek and Pido form a duo of Corsican comedians. The name is chosen to emphasize the disturbing (or itchy) character of the duo's sketches that "scratch where it hurts": Tzek is the phonetic pronunciation of A zecca (The Tick in the Corsican language) while Pido refers to the Pou, another insect that causes itching.

Jack Palmer is a Paris-based detective with a huge ego. Ange Leoni is a rebel native of Corsica whose location can't be pinned down by even the most dogged of detectives. Approached by an obscure, small-time attorney and charged with the seemingly simple task of locating the missing Leoni, gifted gumshoe Palmer accepts the job under the assumption that it will be the easiest money of his professional career. But this superstar sleuth is about to find out just how mistaken he was...

1815. Port of Marseille. Lydia Neuville accompanies her father on an "educational" trip. This time, they set off for Corsica, an island of beauty, mystery, and game-filled scrubland. During the crossing, Lydia meets Lieutenant Orso Della Rebbia, recently demobilized after five years on the battlefield. He wants to settle in a peaceful place on the continent to forget the horrors of war. In the meantime, he returns to his native country, two years after the death of his father, who was allegedly killed by a bandit named Agostini