The relief when he's given permission to move is nearly orgasmic in itself. He has control, more than he wants sometimes, but his limits are being tested. His hand grips the chain and the post, letting himself settle.

Then he feels Thrawn's hand in his hair and his breath against his ear. A shiver runs through him and he tips his head into the touch, relaxing into it almost as much as the words themselves.

"Thank you," he murmurs before he can even think to stop himself. It's as good as an admission of how much he needs this. It leaves him more naked than simply removing his clothes. His body is easy to share, his need is less so.