A special ops unit commandeer a commercial research vessel and its submersible to locate a mysterious item at the bottom of the Yellow Sea. When a sudden explosion causes the sub to overturn and take on water, the crew is forced to fight for their lives.
A special ops unit commandeer a commercial research vessel and its submersible to locate a mysterious item at the bottom of the Yellow Sea. When a sudden explosion causes the sub to overturn and take on water, the crew is forced to fight for their lives.
