When a group of friends discovers a mysterious video filmed off the coast of Qingdao, they are drawn into a chilling quest to uncover the truth behind a series of unexplained disappearances. As they delve deeper, they realize that the footage holds secret...

In a world where the line between the living and the dead blurs, a young documentarian stumbles upon footage that reveals a haunting truth, leading her on a chilling quest to uncover the enigmatic world beyond....