If you loved The Key, try The Student
A bridge between a film you've already seen and one most people haven't. Here's what they share, and what the second one does that the first one doesn't.
What they share
Theysit in Drama / Romance territory. If that's the register that drew you to The Key, the second film will land in a comparable space — through a different lens.
What The Student is
Here's a film that thinks it's a French New Wave. A student prepping for teaching exams meets and is distracted by a musician. Another entry for your "movies that are movies" shelf.

