Arthur shifted on the bed a little as he watched Tony's gaze. He was already getting harder and starting to leak. There was something about the way Tony looked at him that got to him every time.

He licked his lips and made a soft noise at the teasing. "I will and we cou -- oh fuck," Arthur flat out groaned when Tony pushed his finger inside of him. There was something undeniably arousing about the way Tony called him his boy. "I will," he said after a few moments, getting used to Tony's finger inside of him again. "Mm, use code words."