K-Pop And the Spy Camera Incident: Always Smile At the Customer!

In an online video clip [https://www.youtube.com/watch?v=ZLTJY10nNYY], Yerin, member of the K-pop group GFriend, sits behind a table with a neck pillow perched playfully on her head. In front of her sits a man in a black jacket who leans forward slightly, removes his eyeglasses and hands them to her. She looks at them for a moment, then hands them back. Before leaving, the man elicits a high-five from Yerin; obviously uncomfortable, she complies, then turns to her left and says something to her