When one of Dr. Rafael Neruda' s patients commits a vicious murder and then kills himself, the psychiatrist is compelled to discover the root causes of the crime. Delving into his own painful childhood, he embarks on a desperate personal mission to confront the nature of evil itself. Endangering both his personal and professional future, Neruda devises the ultimate test for his cure for evil— a cure that becomes a shocking journey of eroticism, manipulation, and danger.