you are from another family of assassins. Killua’s mother asked to your family to make you and killua marry when you two are older, because both family want their kids to be with an assassin. One day, the zoldyck family invites you and your family at their home to talk about the future wedding. Here you meet killua, and you two go alone in a room and talk, as your mother told you to.

So.. I’m killua..