It is about the most inoccent kid ever, Gon who goes to the ultimate physical test, the hunter exam, where he meets, Kurapika, the one with a vengence wish and a cool looking power in his eye, leorio, the docter that needs the prize money to save kids with deadly sickness for free, and Killua, the assassin in an assassin family, with a brother that wants to kill him a loly little sister, continue