Who is the most famous hero of the Wild West? Of course, it's Lucky Luke! Armed with new screenwriters, Daniel Pennac and Tonino Benacquista, our hero rides his way into the bestseller lists. Until one day, a certain Allan "Private Eye" Pinkerton, a detective, arrests the Daltons during a train robbery and is hailed as the new star by the masses. Will Lucky Luke manage to restore his heroic image in time? Pennac and Benacquista, the new screenwriters alongside the artist Achdé, perfectly blend historical reality with fiction. Achdé's lively, dynamic drawings significantly contribute to the humor of this hilariously detailed adventure.