HUNTER X HUNTER VOL 5 by Yoshihiro Togashi

Plucky Gon embarks on a journey to locate his father, thrusting him into a world of wild escapades. Hunters, a rare class of individuals, are determined to pursue treasures, mystical creatures, and even humans. However, this endeavor requires a license, and only a select few out of thousands can pass the grueling qualification exam. Those who succeed are granted access to restricted areas, a wealth of knowledge, and the prestigious title of Hunter. Gon's new acquaintance Killua may have fled his home, but his family refuses to let him go. Killua's parents have assigned his older brother Illumi to keep an eye on him during the Hunter Exam, and now Illumi has convinced Killua to return to the family's line of work as assassins. Gon is certain that Killua has been manipulated, and he teams up with Leorio and Kurapika to intervene. However, before they can reason with Killua, they must overcome the formidable guard beast trained to devour all