Passages, directed by Ira Sachs and co-written by his creative partner Mauricio Zacharias, is a testament to how complicated a relationship with a narcissist can get. Said narcissist is the German director Tomas (Franz Rogowski), who flits about to the beat of his own passionate drum despite his marriage to Martin (No Time to Die star Ben Whishaw). When he embarks on his first full-blown relationship with a woman, Agathe (Adèle Exarchopoulos), all three parties suffer the consequences.

https://screenrant.com/passages-sundance-cast-interview/