Seita was picking pockets to see Hinowa, the highest-ranked 遊女/Yujo (courtesans/ prostitute) in the underground 遊郭/Yukaku (Licensed Quarters) Yoshiwara Tougenkyo, where law has no meaning. But his picking act was all for the sake of seeing the mother he was separated from at a young age. To let Seita see Hinowa, Gintoki and the gang march into Yoshiwara Tougenkyo, where they receive a rough welcome by Tsukuyo – the head of Yoshiwara’s paramilitary force, “Hyakka.”
they joined forces with the Kiheitai to go against Katsura’s group.
se unieron al Kiheitai para 
enfrentarse al grupo de Katsura-san.
eles se uniram ao Kiheitai para
 combater o grupo do Katsura.