Watch the origins of the curse and the battle against Kaalasur in this series highlight:

Nishiraater Haatchani is a Bengali thriller series featuring a sinister curse by the evil Kaalasur, who plagues the family of Gauri through his dark magic. The show focuses on Gauri's fight against this supernatural entity, which she eventually battles using a special weapon. You can stream episodes of the show, including scenes of this curse and battle, on Hotstar .