The movie Saint-Narcisse follows Dominic as he navigates his complex and narcissistic desires, grappling with his newfound twin brother who leads a very different life than he does. The twin brother, Daniel, is a devout and disciplined young man who is devoted to his religious studies.
As Dominic and Daniel are reunited, their relationship becomes increasingly complicated as they confront their shared past and their divergent paths. Dominic is drawn to Daniel's purity and innocence, while also feeling a sense of rivalry and jealousy towards him. Meanwhile, Daniel is intrigued by Dominic's hedonistic lifestyle, but also repulsed by his selfishness and vanity.
As the brothers confront their conflicting desires and emotions, they are forced to confront their own identities and the impact of their upbringing. The presence of the depraved priest who raised Daniel adds an element of danger and unpredictability to their interactions.
Throughout the film, themes of desire, redemption, and the complexities of family relationships are explored as Dominic and Daniel navigate their bond as twins and the twisted dynamics of their shared past. The movie delves into the depths of human nature and the complexities of love and desire, ultimately leaving the audience questioning the nature of identity and the extent of redemption.