What Makes Killua & Alluka's Relationship So Special (Hunter x Hunter 2011)

After watching Hunter x Hunter 2011 for the first time, I noticed that the relationship between Killua & Alluka seems a bit under-appreciated even though I think it's one of the most emotional parts of the series. So here's a video on why Killua & Alluka's relationship was so well written! :) Follow me on Twitter!   / kevinnyaa   Anime Lists: MyAnimeList - http://myanimelist.net/profile/KevinNyaa Kitsu - https://kitsu.io/users/KevinNyaa #HunterxHunter #KilluaZoldyck #AllukaZoldyck