In 1989, emergency responders received a 911 call from Maria Rossi, confessing that she had brutally killed three people. Twenty years later, her daughter Isabella seeks to understand the truth about what happened that night. She travels to the Centrino Hospital for the Criminally Insane in Italy where her mother has been locked away to determine if her mother is mentally ill or demonically possessed. She recruits two young exorcists to cure her mom...