Mairimashita! Iruma-kun: If Episode of Mafia

Mairimashita! Iruma-kun: If Episode of Mafia presents an alternate-reality take on the beloved characters, reimagining the story in a gritty underworld setting. This anime follows Iruma, a kind-hearted boy surviving in the harsh slums of a ruthless city, whose selfless act of compassion toward a wounded stranger irrevocably changes his destiny.

The stranger is revealed to be Don Sullivan, the formidable leader of the powerful Babel Mafia. Grateful for Iruma's aid and seeing potential in the boy, Sullivan adopts him as his grandson and heir apparent. The anime chronicles Iruma's chaotic and humorous transition into his new life, navigating the unexpected challenges and absurdities of being groomed to lead a vast, demonic criminal organization.

The story blends comedic fish-out-of-water scenarios with themes of found family, loyalty, and the clash between innate kindness and a ruthless environment. It explores how Iruma's pure heart might ironically become his greatest asset in the underworld, offering a fresh and entertaining twist on the original premise.