In the shadowed stairwell of an ancient tower, a family's dark legacy is uncovered, leading to a chilling revelation that will change everything....

Unraveling the enigmatic tale of the Tang Hai Incident, a sea-bound mystery that intertwines the lives of a young sailor, a seasoned detective, and a hidden truth beneath the waves....

When a seemingly ordinary journey turns into a harrowing chase for the truth, a group of friends must confront their darkest fears and uncover a deadly conspiracy....