A Vietnamese–Thai wedding twisted into haunting and disturbing rituals. Inspired by a real massacre within a mysterious Thai family, Cô Dâu Ma follows Yến as she becomes a bride in Thailand for the first time—only to uncover terrifying secrets and horrifying rites awaiting her.

In the wake of her husband's betrayal, a novelist and mother moves to an old building, where she receives a music box and encounters a strange spirit.

Three young people – My Lan, Thien Tam and Khuong Duy – encounter strange, mysterious, and frightening things happening around them.