Before Italian-American mobster Al Capone became Public Enemy #1, he fell in love with an Irish girl named Mae, and defied cultural customs by marrying her. They had a son named Sonny, and Al wanted to provide for his family as a legitimate businessman. But (spoiler alert) he fell into a life of crime. And an undiagnosed case of syphilis wreaked havoc on his brain and made him even more ruthless as the years went by!