Patrick Lechat learns that his father, the famous writer Jo Lechat, whom he never knew, has just died leaving a colossal fortune. "That's good!" Patrick Lechat and his family are currently in a very bad situation. Albert Moulinot, an eccentric character who turns out to be Jo's half-brother, lives in the depths of the Dordogne. Albert is against work. He lives by barter, alone in the middle of nature, with a wild boar for pet. And he is the sole beneficiary of Jo Lechat's inheritance. So Patrick has to meet Albert. The latter is quite ready to give up his inheritance because he does not want anything, he is for the abolition of money. " That's good . " Except that Patrick must bring Albert back to Paris so that he signs his renunciation of the inheritance. Except that it will take longer than expected. Except Albert is mean.