In a single afternoon at Cannae, Rome lost up to 70,000 men and a huge share of its governing Senate to one man who refused to fight by the rules. Hannibal Barca became Rome's ultimate boogeyman, yet his story is far more than elephants crossing the Alps.

This episode traces the full arc of Hannibal's life: the childhood blood oath sworn over a sacrificial fire, the apocalyptic alpine crossing, and the battlefield brilliance that won nearly every fight he entered. It also confronts the harder truth behind his downfall, showing how unmatched individual competence can be destroyed by a broken system and politicians who refuse to fund their own greatest general.

• The blood oath Hamilcar Barca forced on nine-year-old Hannibal to never be a friend of Rome
• How his army shattered alpine rock using fire and sour wine, confirmed by ...