Jyugo and the gang are killing time teasing the new guard, Seitarou.
One day, a new inmate is sent to Cell 13. Inmate Number 99, Tsukumo.
He looks and acts like a ninja! Uno, Niko, and Rock are excited to see the real thing.
But as a Japanese, Jyugo does not believe him. 
To convince Jyugo that he’s a true ninja, Tsukumo challenges Jyugo to see who can escape from prison...
Make sure you clean thoroughly!
!احرصوا على تنظيف المكان جيّدًا
Gründlich bitte.
Esfuércense mucho.
Esforzaos al máximo.
Faites ça sérieusement.
Assicuratevi di pulire per bene!
Deixar tudo limpinho para o Ano Novo.
Тщательно всё помойте!