Old Habits Die Hard || Hunter X Hunter + Assassination Classroom

After Gon and Killua went their separate ways, Killua wanted nothing to do with his family. He wanted to see the world, explore.
And with Alluka and Nanika he wanted to live a normal life.
Killua discovered "school" and thought that was the perfect way to see the world, with less of the traveling.

He enrolled in Kunugigaoka Junior High and started his journey...