So far — in a good way — this is not coming across as YA. Possibly because Lexi is turning 25, has college degree, a not- new job, and a roommate-less apartment.
Reading for a booklikes book club -- YA Book Club.
I can relate to the "shoulder surfing" comment. It's always irritating when uninvited, but at least she's civil service at a time where government offices are non-smoking (*bad flashbacks* to tiny offices and cubicles with already poor ventilation where the shoulder surfers chain-smoked and often made snickering comments about needing a brain straw to get in my head ...)