After Takemichi loses Chifuyu to Kisaki's tricks, together with Kazutora, he's determined to get Toman back. The key to the latest time leap is rooting out the cause of Toman's sinister transformation—the Black Dragon gang! Returning to the past once more, Takemichi meets Hakkai Shiba, a former Black Dragon member in the present, and Taiju Shiba, leader of the Black Dragons. Hakkai harbors an intent to murder Taiju, his older brother ... The deep darkness between the Shiba brothers drives Takemichi into a corner!
