*killua's heart throbs at how adorable she looks while she attempts to appear as naughty as she's acting, and he narrows his eyes, thinking up a proper punishment for her antics.*

well, first...

*while she's distracted with her drink, he shoves his hands under the hem of her shirt and pushes it up, exposing her soda-bloated belly.*

i'm gonna do this!

*immediately he dives in to kiss the exposed skin, holding her still with two firm hands on her waist.*