“September 1st at York New City!!──” After completing the hunter exam, Gon, Killua, Kurapika, and Leorio acquire Nen abilities in their respective locations. They meet again in York New City, where the world's largest auction will be held. At the same time, the Phantom Troupe led by Chrollo also gathered in York New to steal all the auction items. The Phantom Troupe, commonly known as the "Spiders", was once a group of thieves who took the lives of Kurapika's entire clan, the Kurta tribe. Destiny intertwines like chains. Kurapika's eyes turn scarlet with anger and sadness. Constraints and Covenants. Eventually, Kurapika confronts the Phantom Troupe alone in order to exact his revenge. Will Gon and the others be able to guide the hearts of their precious friends to peace?

In pursuit of clues to find his father, Ging, Gon sets his sights on the legendary Hunter-exclusive video game, Greed Island. Together with Killua, he heads to Yorknew City to bid for it at the world's greatest auction. After a costly conflict with the Phantom Troupe leaves them bankrupt on auction day, the duo shifts tactics. They join the game as hired players for Battera, the billionaire who purchased every copy. Inside Greed Island, Gon and Killua clash with skilled participants like Genthru, Tsezguerra, and Goreinu. Their journey takes a decisive turn when they meet Biscuit Krueger, a formidable trainer who puts them through a grueling regimen. As their combat abilities soar, they must confront the game's formidable enemies and unravel its secrets. The ultimate challenge awaits: Can Gon clear the game and finally meet Ging?