Everything Was New To Her
The airport was both foreign and exciting to her, but it also proved quite challenging. This was none more evident than when she had to go through the metal detector and it went off. The alarms startled her since she had no clue what a metal detector was or how it worked.
If she did know about it, she probably wouldn’t have hidden the keys to her house in her shoes. She did this to ensure that she didn’t lose or misplace it while she was away. There are of course better ways of securing things, but Mrs. Wilson was old school.