*breathless, joyful laughter rises from killua's chest at the sight of his sister hovering above him all on her own, triumphant and proud. the motion of her wingflaps is so different from his, an elegant, rippling overlap to contrast his straightforward strokes. it's fascinating to watch her fly, but there's nothing he wants more than to join her.*

i knew you'd figure it out!

*with a powerful pump of his wings he's in the air again and whirling effortlessly around her, still laughing playfully.*