He smiled at that and kept thrusting.

Her feathers where probably very soft as they brushed his body. She really loved his thrusting, tail wagging as a show of it.

Her feathers were very soft. Which made him harder, and that made him thrust harder.

And that only made her a bit louder, breathing growing heavy again and tail wagging faster.

Her sounds just drove him to go even harder and faster.

"Ah~!" And that still made her louder and her sounds more consistent.

He absolutely loved that. And kept going.

He was lucky Justice didn't hear Clair, the older furry would probably feel very uncomfortable with his little sister doing it with Zex.

he was very lucky indeed.

Clair's paws stayed tenderly on Zex's shoulders soon. "Ah~"