Ignacio Costa is a merciless tyrant to his family.
He not only verbally abuses his wife and children but physically harasses them to tame his wild and unpredictable urges.
Costa is despised wherever he is known. As a result he fears that he may need protection. Therefore he hires the services of Roman, a brute without any scruples, who becomes his bodyguard; his shadow and supports his despicable schemes.
Costa s behavior gets worse and worse, until his family in an attempt to save him and themselves take the precarious situation in to their own hands.