Agent of SHIELD? Without noticing, he stops in his tracks as he hears her words, everything in him clenching. His fists, his teeth, every fibre of him is tight and at attention, bracing for a fight. A Nazi and a rapist? She really has been studying him to know his preferences so well. When she indicates she might go alone, the disappointment in Frank is palpable, likely to them both.

"I need to make a stop first." Since he's assuming he's still invited here. He starts walking again, swiftly now and head down, leading her to his truck a way he knows is poorly lit and without CCTV.