Gérald’s mission will be to save his son Charles and prevent the apocalypse. To assist him, he can turn to two police officers, Gina McRae and Rémi Casgrain, as well as Chabanel’s group of enemies, "The League." 

The attractions of the modern world make a return to 1964 less urgent for some, leading to confrontations. Monique and Jeanne welcome the advantages brought by the women’s liberation movement, but it won’t be easy to convince the men in the family.