Intimacy can be a beautiful thing. However, it can also become something messy, hurtful and emotionally devastating when tainted by self-serving agendas, irresponsible intentions, or reckless, short-sighted experimentation, influences that can purposely or unwittingly end up wreaking widespread havoc. Such is the case in writer-director Ira Sachs’s new domestic drama about a flamboyant, free-spirited gay male filmmaker, Tomas (Franz Rogowski), who impulsively jumps into an impromptu fling with a woman, Agathe (Adèle Exarchopoulos), a relationship that leaves his longtime husband, Martin (Ben W...