Hajime has been given a three-day suspension due to beating Jyugo at the New Year’s Tournament. Momoko orders Kenshirou, Kiji, and Samon to take turns covering for Hajime.
But Uno, Nico, and Rock do whatever they want as usual. 
The three supervisors constantly struggle to maintain order with the three troublemakers.
Finally, after three days, Jyugo is back...
there's a general reception area,
headquarters research facility,
،منطقة الاستقبال العامّ
،منشأة أبحاث المقرّ الرّئيسيّ
la recepción,
los laboratorios del cuartel,
la recepción,
los laboratorios del cuartel,
un'area per l'accettazione,
un istituto principale per le ricerche,
a área de recepção geral,
 a sede de pesquisa,
здесь есть приёмная,
штаб центра исследования,