Kazuma Kuwabara receives the news that Yusuke, Kurama, and Hiei are on their way toward the Demon World. The three men escort Yusuke into the fortress of Raizen. Yusuke, incensed at Raizen's interference in his fight with Shinobu "Black Angel" Sensui, encounters and attacks him, but is easily defeated. Raizen then begins to train Yusuke as his successor.