Ego Eris - The Swordman's Blood summary:

The time is AD 75, during the Ancient Roman Empire.Imprisoned in the Colosseum is a criminal named Aaron.The Colosseum, which serves not only as a venue for gladiatorial battles but also for the execution of criminals, is the citizens' ultimate entertainment facility.However, Aaron, who is deemed a 'criminal deserving death,' carries a burden deeper than anyone else, never to be killed, never to die.This is the story of a man consumed by revenge, defying his 'fate.'A historical spectacle unfolds, depicted with extraordinary craftsmanship. Let the show begin!