在北海岸附近的黄海下方设有一个幽闭恐怖的生存惊悚片，一艘小型潜水艇的飞行员和一名秘密复兴任务的三人特别行动队被困在水下，为生存而战。

  A claustrophobic survival thriller set beneath the Yellow Sea off the coast of North Korea where the pilot of a small submersible craft and a three man Special Ops team on a secret recovery mission become trapped underwater in a fight for survival.