Claire must have been disoriented, because the hand reaching toward her got way too close before she was able to react- that being a snapped step back and a properly handled angel's sword extended straight at the hollow of the man's throat from her stiff left arm.
"Don't touch me," she warned with steel in her eyes, but they contained enough clarity to show she didn't want to hurt him. Not until he gave her more of a reason.
"Call it an occupational necessity," she informed him about the tattoo. "Why."