Demon Slayer. Volume 6. At the Trial of the Pillars of Demon Slayers

After a tremendous struggle, Tanjiro defeats the spider demon... and immediately faces a new problem: Shinobu Kocho, who seemed to be an ally, suddenly attacks Nezuko, leaving both sister and brother captive at the Demon Slayer headquarters.
The Pillars, the strongest of the Demon Slayers, plan to judge Tanjiro, and he has nothing to say to them: after all, he really traveled with a demon - Nezuko...
But then a new character enters the scene and the situation changes dramatically!