Enter the fragmented mind of serial killer Thomas Berkson. After a lifetime of abuse and rejection, Thomas has finally found someone who loves him unconditionally, the evil mask, Barbara. Following her maternal influence, Thomas blindly obeys Barbara's every command as she takes retribution on all those who've hurt her precious boy.
Distorting Thomas' mind, she uses him as a vessel for her bidding. Barbara's rage descends on the unsuspecting Ali Hooper, her teenage brother, Nick and her ex-boyfriend Jason.