Sometimes these scans insist on loading themselves upside down. I have resisted the urge, every time, to let it be, and go all Baselitz on you, and instead go back and resave them so they load properly. Never have that problem with pen and paper.
This couple were on the tube, but not together, they just ended up that way in my book. I think she was talking to her female friend who sat opposite her. Tourists. Very quick sketches these, not really belonging to the one line club, but look like they could.