The Rainbow King needs True's help with something involving water and giant plants -- but his Face Bubble message keeps breaking up.

A message mouse leads Bartleby to the Black Tabby Dojo, where he'll train with the Kittynati to become a ninja and earn his Red Tabby belt.

Someone's been snatching up all the nummle berries in the Rainbow Kingdom. Good thing detectives True and Bartleby are on the case!