Synopsis

The film revolves around a special ops unit who commandeer a commercial research vessel and it’s submersible to locate a mysterious item at the bottom of the Yellow Sea. When an explosion causes the sub to overturn and take on water, the crew begins to understand that not all of them will escape and a fight for survival ensues.

The film revolves around a special ops unit who commandeer a commercial research vessel and it’s submersible to locate a mysterious item at the bottom of the Yellow Sea. When an explosion causes the sub to overturn and take on water, the crew begins to understand that not all of them will escape and a fight for survival ensues.