During the Japanese colonial era, roughly 400 Korean people, who were forced onto Battleship Island (‘Hashima Island’) to mine for coal, attempt to escape.
The heroes of this film are, in other words, selfish, but never in a venal, or ugly way. They're human, and they do what they must to face each successive challenge they're confronted with.
The troubling whiff of nationalist sentiment doesn’t entirely blunt the force and sweep of Ryoo’s multi-pronged narrative, even when the story generally proceeds in fits and starts.
Though Mr. Ryoo’s taste for heightened theatricality threatens his story’s credibility at times, there is no denying his skill with a large-scale action set piece.