The sixth instalment in a unique series about a special group of kids training in the ways of the samurai.

Dreaded Oong, the feared pirate captain, is holding Mikko hostage. To save him, the Little Cockroaches must deliver the pirate’s nephew, Yuri. This is no easy task! Yuri has been kidnapped by a corrupt magistrate. With only eight days to complete the mission, and no idea where to start looking, the samurai kids are more than worried. They are desperate. Will they be able to deliver Yuri in time? What will happen if they don't?