"This isn't cold," Natasha assured her, a sparkle in her eyes. "Let me take you to Siberia, I've been there. That's cold." She laughed. "Where've you been? I never got the full story."
She hadn't really pressed much at the time. She'd been too distracted by Loki and her own feelings about Thor. For that matter she still needed to actually talk to her brother-in-law and she just wanted to make sure she could without shooting him in the face.