The tall man looked like he planned to ignore the pair, but his wife, presumably, walked out in a dress full of pins to take in the situation. She did not look like someone Nina wanted to cross, ever.
The woman walked outside, yelled something at the two men, who looked angry but started to walk away. Her husband followed his wife, probably to ensure they left and the returned into the store.
Nina felt her heart thudding, but certainly didn't plan on using her powers on herself at the moment. "Thank you." The pair nodded.