The Ribula 12, a new virus spreading across the world, reduces men’s testosterone by 20%! Jean-Patrick, a macho car dealer, panics and takes refuge in a masculinist sect, but he catches the virus nonetheless. Soon his vision of the world changes, and he starts to enjoy freeing himself from alpha male injunctions. However, the minute he breaks away from the sect, his son joins in! Will our hero be able to save his child from the clutches of a charismatic guru? Without testosterone, will humanity sink into chaos?