'The Little Sister' Review: Nadia Melliti Is a Magnificent Discovery In Delicate Queer Drama

If you go to enough film festivals, you soon learn that one of the most exhilarating experiences comes when you discover an outstanding performer that the world has yet to see. There is nothing quite like realizing that you're watching a newcomer confidently command the screen as if they've been acting in dozens of films. At last year's Cannes Film Festival, that star-is-born moment went to the stellar Nykiya Adams in "Bird" and this year it is the truly magnificent Nadia Melliti in "The Little Sister." Serving as the anchor to a drama that otherwise frequently holds you at a . . .