Estinien sheds curses at him through the belt but never forces him to stop, never denies his place as Gaius's sheath. It should be demeaning, and perhaps it is, perhaps that is why it feels so good despite being so unnatural. When the hand comes down to clutch him he thrusts into it, though it never reaches its proper fullness.

Only when Gaius is spent, and the movement stopped, does Estinien carefully let the leather drop from his jaws.

"You've made a mess in me," he mutters.