While under heavily armed guard, the dangerous convicts aboard a cargo ship unite in a coordinated escape attempt that soon escalates into a bloody, all-out riot. But as the fugitives continue their brutal campaign of terror, they soon discover that not even the most vicious among them is safe from the horror they unknowingly unleashed from the darkness below deck.
Yeon-hee always had dreams of becoming a heroine. Now in her late 20s, she is transported from a movie set to a parallel world where she gets the chance to live her dream.