Because it doesn't serve the mission. Because revenge is pointless, a waste of resources, risk without reward. Because it's been a strict policy all her life not to allow these things to touch her. If she gave that up now, how could she keep from feeling it all? The possibility looms just at the edge of her vision like a rogue wave rising to swamp their small boat.

She clenches hands together until she can feel every bone in them and finds the only thing she can say that will ring true to them both. "It wouldn't help me sleep."