*there's no consoling her, so panicked and confused about whats happening to her that his reassurance falls on deaf ears. mouth hanging uselessly open and stomach churning with regret, killua is at a loss. all he can do is flush the toilet again with a trembling hand and murmur,*

it wasn't the cake or the ice cream that's making you sick, it's... something nanika ate.

*before she can protest, he stammers,*

i-i'm sorry, alluka, i really am... but she insisted...