The sigh that left Yuugi's lips was something between relief and pleasure.

It was strange: he didn't know he craved this until Kaiba started suckling on his finger. It was a rush, a need, a boulder removed from his shoulders with each successive suck.

He closed his eyes.

He couldn't look at Kaiba's face, as it was contorted in something between satiety and torment. He couldn't look into his eyes, he couldn't!

His cheeks flushed, his mouth parted--