Welfin, a wolf-like Chimera Ant, realizes that someone has infiltrated the palace. With his sharp sense of smell, he tracks down the intruders.
With only one more day remaining until the selection, Gon, Killua and Ikalgo go over their strategy. Will the Hunter extermination team be able to defeat the King and the Chimera Ants?
Gon and Killua have gained new allies and prepare to charge into battle. Meanwhile, the King and Komugi continue to play Gungi.
Morel has been chased into an underground church by the lion-type Chimera Ant, Leol. Leol activates his Nen Abilities, and Morel begins his counterattack.
Knov infiltrates the palace, but just as he is about to climb the Central Staircase he is stopped in his tracks by a heavy and ominous aura seeping from the floor above.
The King is annoyed and confounded after meeting Komugi, the unfathomable Gungi world champion. But at the same time, he is having fun. He proposes a wager with Komugi.
The Chimera Ant King is born. The Three Royal Guards kneel down to respectfully welcome him, but by doing so they signal the end of their allegiance to the Queen.
Killua faces Shoot while Gon takes on Knuckle.
Knuckle points out to Gon that there are flaws in his ultimate technique, the Ja Jan Ken.
Gon and Killua are exhausted after their fight with Knuckle as the second assassin, Shoot, lies in wait.
Even though they are intimidated by Knuckle, Gon and Killua proceed with Biscuit's training.
Gon and Killua vow to get stronger so they can return and rescue Kite.
Kite, Gon and Killua continue using Nen to follow Hagya to the Chimera Ant's nest.
Hagya attacks Gon, Killua and Kite. Meanwhile, the first of the Queen's Royal Guards is about to be born.
The Hunter Association sets out to eliminate the Chimera Ants.
The Chimera Ants become increasingly vicious after eating the members of the NGL underground.
Gon and his friends come face-to-face with Chimera Ants for the first time and are frightened by their speed and power.
The situation worsens, and Gon and his friends receive Ponzu's message.
Gon and his friends enter the NGL. Meanwhile, the Chimera Ants have started going through surprising changes.
Kite has narrowed down the location of the Chimera Ants.