After a disturbing encounter with a ghostly nurse, Alan and Win investigate the hospital’s abandoned origins, risking punishment to uncover hidden truths.

Alan’s feelings for Win grow as they probe the mystery of Room C02 and meet patients who seem to know more about Alan than he does.

Haunted by death and isolation after a patient dies in Room C02, Alan asks Win to help him escape the hospital before it consumes him.

On the run, Alan’s memories deteriorate, but a chess game with Khun Si reveals a hidden diary—and the existence of two versions of his past.

A photograph exposes the identity of the ghost haunting Alan, pushing him into violent conflict with Win as secrets begin to surface.

Breaking into the records room, Alan discovers the truth about his father—and himself—triggering a breakdown that forces the doctors to reveal everything.