Melody, a mother of three supernatural daughters, is ambushed and left for dead while her children are hunted down by Locus, a maniacal militant obsessed with the girls' supernatural abilities. Although, Melody survives. She suffers from amnesia. An unlikely ally, Winter, temporarily disrupts Locus' plan while Melody regains her memory. The children encounter a maze of dangerous situations and are eventually captured but all the while Melody begins to regain her memory. Melody regains her memory and joins forces with her estranged sister, Marley, and vow to take revenge. In a head to head sequence, Melody and Marley take on the evil Locus and rescue the children.