It’s a well-known phenom that these women will screw around in their 20’s. However, when they reach their 30’s they will try to redeem themselves by wearing clothing suited to the Amish to try and make it appear that they are something that they weren’t a few years prior.
And when you take her to dinner, she just orders a salad.
She’s full on trying to create the image that she was always this way.
I do laugh at the cartoon I saw once. The woman on a date did as you say, order a light dinner. When she got home, she went full-on Dagwood with her arms lined with plates so she could actually eat to her appetite.