After reaching the 200th floor, Gon and Killua run into Hisoka's barrier of Nen. They ask Wing to use the violent method for activating their Nen potential. As the deadline for registration draws near, they begin training in one of the four major principles of Nen, Ten.

After landing a punch on Hisoka, Gon returns the tag from the Hunter Exam. Hisoka is ecstatic to see Gon's development and uses his own Nen to attack. Gon is scared, but he recklessly continues to attack! Will he emerge victorious.

The Phantom Troupe attacks the underground auction held by the Mafia. Afterwards, there is no sign of the merchandise or guests. The Mafia place a reward on their heads and begin pursuit. Kurapika and the other bodyguards on patrol join the pursuit. Kurapika is drawing closer to the Phantom Troupe.