(A/n:I know this isnt really a one shot but i hope you guys would like it)
Your my world(killua x reader)
(Y/n):I love you
Killua:I love you too
(Y/n):Hm really?then prove it scream it to the world
Killua:fine then
(Y/n):Go prove it
Killua:*Whispers in ear*I love you
(Y/n):*blushes*Why did you whisper it to me?
Killua:Because you are my world (y/n)