Kat Parker's spirit returns, insisting Frosty the Ice Man partner with rogue slayer Camilla Marks -- the one who betrayed them all, leading to Kat's death. But when Anima rises from the grave to become a force the slayers may not have the strength to overcome, Frosty, Camilla and all the slayers will have to work together to survive.

Ella is out in the country, alone now except for her silent rescuer, Scarface, about whom she knows nothing, while Ed leaves London on a dangerous quest, determined to find Ella and keep his promise to Small Sam that he will reunite sister and brother.