Curiosa Ending Explained [SPOILER!]

SPOILER ALERT: the following article contains massive spoilers, including the ending. If you have not yet seen the movie, proceed at your own risk, or better, come back to this article later!

SPOILERS AHEAD

Curiosa Plot Summary and Synopsis

A passionate love story set against a backdrop of sexual freedom, loosely based on the relationship between 19th century authors Pierre Louÿs and Marie de Régnier

Source: Wikipedia (CC BY-SA 3.0).