Gon and Killua arrive at the Heavens Arena and begin to work their way up, making a new friend, Zushi, who is trained in the martial arts.

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.

Gon faces the Nen user Gido in his first 200s Heavens Arena match. Gon uses Ten to protect himself, but he soon finds himself on the defense against Gido's Dancing Tops. As Gon desperately tries to find a way to fight back, he makes a bold decision...