Wolfwood froze, sprawled across Vash's thighs, knuckles whitening around the crumpled leathers.
"Dammit Tongari… what the hell is this"
Vash blushed.
"I told you I was…"
"Different. Yeah. But for fuck's sake, Vash! How can you even… I mean…"
"I'm a Plant, Wolfwood! Fuel goes in, energy comes out… I don't need a… I don't need to… you know."
Wolfwood was utterly stumped. "Then how're we gonna…how can we, with just…" He gently tugged on one of the protruding feathers, and Vash's hips bucked sharply.
"Oh."
The feather in his hand fluttered, then curled around his fingers and squeezed.
"Ohh."