Yes, I have returned. Here's how possessive the characters would be over you :)
Gon Freecss:
-Not possessive at all
-Lets you hang out with anyone you want
-He might get a little jealous if you haven't talked to him lately
Killua Zoldyck:
-Not really possessive, but jealous
-Acts like he doesn't care if you hang out with other people but he does
-Gets scared that you don't like him anymore
Kurapika Kurta:
-Doesn't get possessive or jealous
-Lets you do whatever you want
-Basically the opposite of possessive, he honestly doesn't care
Leorio Paladiknight:
-Not possessive but jealous at times
-He likes to be around you at all times
-If you're hanging out with friends without him, he gets pretty jealous
Hisoka Morow:
-Definition of possessive and jealous
-If you're seen talking to someone else, they're dead
-He thinks he owns you
Illumi Zoldyck:
-Possessive but not jealous (he doesn't experience it)
-Won't hesitate to kill your friends (assassins don't need friends, so you don't either)
-Thinks he's doing the right thing
Feitan Portor:
-Possessive and jealous.
-If he catches you talking to others without permission, he tortures both you and them
-Pretends he isn't jealous but he definitely is