Kotarō recovering from the wound he received in the duel with Shintarō (at the end of "The Secret Cave") is forced to stop at Hachiōji to recuperate. He sends Byakuro Genki after Shintarō. Genki disguises himself as Tonbei and attacks the police forces at Hachiōji so Tonbei gets the blame. Still disguised as Tonbei he gets close to Shintarō with the intention of stealing the map. However, Tonbei penetrates his disguise and the two duel. Genki is killed.
