Book 20 of 34 in the Hunter x Hunter
Author: Yoshihiro Togashi
Genre: Action, Adventure, Comedy, Fantasy
Format: Paperback

Description:
Deep in the heart of the land of NGL (Neo-Green Life), Gon and Killua have one month to train if they hope to beat their powerful foe Knuckle! They use the entire time to increase their baseline stamina just to get to his level. Gon discovers that his windup leaves something to be desired it sucks up all his energy until he passes out! Meanwhile, Biscuit confronts Killua about a serious flaw in his fighting ability one that could cost them everything!