The Jesuit is the alias of a man who was wrongly accused and became imprisoned. When The Jesuit discovers that his wife has been murdered and his son kidnapped and taken to Mexico, he elaborates a complex and dangerous plan to rescue his son and avenge the death of his deceased wife.
Based on actual events of American serial killer Edmund Kemper, who murdered his grandparents at age 15 and, after being paroled for that crime, killed eight women in 1972 and 1973 including his own mother.