Gon and Killua meet Knov 's student Palm .
Gon and Killua learn that to earn a place in the Extermination Squad and return to the NGL , they must win against Morel 's students Knuckle and Shoot in one month .
Gon and Killua meet Knov 's student Palm and learn that to earn a place in the Extermination Squad and return to the NGL , they must win against Morel 's students Knuckle and Shoot in one month .