When beauty becomes an obsession. To save her lover, Thanh accepts a job at a remote beauty clinic. However, the living nightmare of macabre rituals, wandering ghosts, and a terrifying secret lays behind the clinic. Drawn into the "Đi Thiếp" ritual, Thanh is forced to make a choice: to remain in the underworld by her lover’s side, or fight to escape the clutches of the dark forces.