Alighiero, the protagonist’s father, emerges as a morally bankrupt and abusive figure whose cruelty leaves deep scars on his family. During his life, he plundered from the poor to finance lavish gatherings and pursued extramarital liaisons, fostering a venomous domestic atmosphere. His brutality pushed his wife, Bella, to suicide, though he deceitfully blamed her demise on illness when explaining it to their son.

After his son departed for military campaigns, Alighiero crossed paths with Beatrice, his son’s beloved. Conflicting accounts depict these encounters: in one, he sought to seduce her shortly before his demise; in another, he shielded her from an assassin, urging her escape moments before suffering a fatal wound. His life ended when an attacker drove his own ornate golden cross—a habitual accessory—through his eye.

Posthumously condemned to Hell’s Fourth Circle—a realm punishing greed—Alighiero mutated into a grotesque, demonic being. When his son traversed Hell, Alighiero tormented him, sparking a violent clash that concluded with the father’s defeat. Adaptations diverge in resolution: one consigns him to a seething vat of molten gold, while another grants partial redemption through his son’s absolution of his sins.

His character embodies themes of paternal betrayal and sin’s cyclical grip, with his legacy persisting as a haunting specter in his son’s psyche. Media adaptations fluctuate in depicting his final acts toward Beatrice and the tenor of their infernal reunion.