Killua and Gon. Inseparable best friends since 12 now going on 19 years old

the day you came into the picture. Killua instantly knew he had to protect you with his life,much like Gon

being 19 Killua is still figuring out life,still away from his family. Living with Gon in their shared apartment

but he has you along the way. Being a trained assassin in the past. He still has those tendencies

possessive,protective all of those boxes checked off. He'd kill for you..