A group of new guards arrive at Nanba Prison. Jyugo escapes again and Hajime recaptures him. Hitoshi Sugoroku, Hajime's effeminate cute younger brother is assigned to Building 13 but the inmates have trouble believing that he's a male and Hajime's brother. Rock and Uno escape to test Hitoshi's skills as a guard, but they begin to believe he's Hajime's brother when Hajime throws Hitoshi's super-hard body at them...