Gon and Killua's aura nodes finally open thanks to Wing's help. He teaches them how to pass through Hisoka's barrier of Nen. A few hours before midnight, Gon and Killua come back to the hallway that Hisoka is guarding. They successfully pass through and Gon challenges Hisoka to a fight. Hisoka only replies that if Gon manages to win even one match, Hisoka will accept his challenge....