'I'll be keeping that to myself,' she thought, resolving not to reveal exactly what changeling blood afforded the human. The last thing she wanted him to learn was how useful her blood was. If he could turn that power on an unsuspecting sap... "So that’s why you bit me?" she probed. The human flinched. "What’s wrong? I thought you said you would've killed me?" He looked away and she relaxed a bit as the gaze was taken away from her once more.