After mobsters kill her boyfriend, Sugar Hill makes a deal with Baron Samedi through a voodoo priestess. Trading her soul, she commands a zombie army to exact revenge on those who thought they escaped justice.
Sean Bell was killed by NYPD officers after his bachelor party in 2006. His fiancée Nicole Paultre-Bell, who met him at 16 and had children with him, fought for justice after the officers' acquittal and turned her grief into activism.