The voyages of Pierre Savorgnan de Brassa through Africa. This great explorer, the founder of Brazzaville (Congo), was born in Italy but chose France as his motherland.

Returning from the cemetery where he has just buried his wife, Captain Blomet is on the point of committing suicide, when his valet reveals to him that the deceased had 17 lovers. Blomet undertakes to wash his honor in different ways according to his rivals.