After wrapping up their business in Yorknew City, Leorio Paladiknight and Kurapika delve into reports about a boy with striking red eyes, suspected to be a descendant of the vanished Kurta Clan. With hopes of finding another survivor from his clan, Kurapika becomes the target of an unexpected assault that costs him his sight, allegedly perpetrated by a figure from his past. Leorio provides care for Kurapika and seeks assistance from Gon Freecss and Killua Zoldyck to recover Kurapika's stolen eyes. Their pursuit leads them to a fateful encounter with the feared Phantom Troupe, the culprits behind the Kurta Clan massacre aimed at obtaining their unique scarlet eyes that change color in moments of fury. 'Hunter x Hunter Movie 1: Phantom Rouge' unfolds the boys' mission to reclaim their friend's eyes and apprehend the thief, propelling them into the dark history of the Phantom Troupe. Along the way, they cross paths with a mysterious girl whose connection to the group unravels a deeper enigma.