If you loved Pain, try Mutt Boy
A bridge between a film you've already seen and one most people haven't. Mutt Boy has roughly 3.1× fewer votes than Pain — it's a deeper cut, not a mainstream recommendation. Here's what they share, and what the second one does that the first one doesn't.
What they share
Both films are directed by Kwak Kyung-taek, and they sit in Drama territory. If that's the register that drew you to Pain, the second film will land in a comparable space — through a different lens.
What Mutt Boy is
Boyhood without sentimentality. An orphaned kid with a mixed-breed dog grows up scrappy in a South Korean port city. The melodrama is earned, and the dog is great.

