[ Derek grins for all of a second - it is not a pleasant expression, the humour fierce and vicious. he's struggling not to do something he could potentially regret, struggling to think past territory and enemy and fight, but Derek is attempting to think in the long term. hell, he knows the mess that can come from the young, inexperienced, newly turned - whatever species they might be. it's sobering enough for him to maintain his tenuous hold on his patience, but that well is quickly drying up. ]

I'm giving you an option. Either we both find him and get him out of here, or I tell my pack. And most of us? Aren't going to be so patient.

[ he points to the vampire, and then to himself, for helpful emphasis. ]

You are in my territory. You wanna find more than a body? You work with me.