Haunted by the childhood drowning of her twin sister, Margaret, played by Carlson Young who also directs, retreats into a world of pills and despair. When she returns to her decaying family home, strange occurrences begin to blur the line between reality and nightmare, pulling her into a dark, fantastical alternate dimension. Guided by a mysterious figure, Udo Kier, and haunted by visions of her parents, portrayed by Dermot Mulroney and Vinessa Shaw, Margaret embarks on a perilous quest through this surreal "Blazing World" to potentially rescue her lost sister. This psychological thriller weaves a hypnotic tapestry of grief and guilt, as Margaret confronts monstrous manifestations of her own trauma in a desperate journey where the true danger may lie within her own unraveling mind.