Noctisardor Bypass the last few drops from the holy grail

The boy's desire to leave might have been strong, but his body was not. Glaukos saw how they did not rise again; he witnessed the pitiful display as he came-to, trying to rise up. He was confident that he had done enough damage to limit his mobility but not his usefulness. Nothing had been broken - not even the skin - as Glaukos had shown immense restraint for the sake of the women and the children they carried. He needed this man to be of use. He needed help to keep Druid from wasting away, and he would get that help immediately.

When the other wolf gave a snarl, Glaukos flashed his teeth but it was a lazy display, one built of confidence. He contemplated saying something or perhaps throwing the young man down again to prove his point, and moved as if he might do just that — taking a slow step toward Etienne so that his body eclipsed him in shadow.

You have a job to do. You can leave after. And whether Etienne liked it or not, Glaukos was ready and willing to enforce this with further battery. He doubted it would be necessary, given the state of the man now.