Give me some characters/a pairing and one of the AUs** below and I will tell you about that story.
**I realize that several of these are just straight-up tropes and would totally work without an AU setting.
WWII AU
10-hour road trip aus
platonic roommate aus
ended-up-at-dennys aus
everyone battles to the death in a game of laser tag aus
stuck in line at the same one register in walmart at 2am aus
incredibly long crosscountry train ride AU
police procedural AU
bookstore AU
reluctant teammates that save the world together AU
stuck-in-an-airport-because-the-flights-were-SO-VERY-delayed-and-it’s-like-two-am AU
sent to live with cousins AU
pretending to be siblings because of reasons AU
teaming up to rescue respective abducted children AU
pseudo-adopting-the-runaway-i-ran-into AU
forget high school students AU i want a high school teachers AU
trapped in a bank during a robbery AU
forced to share a table at the coffee shop a couple days in a row because crowded coffee shop and no room AU
medical school AU
ride the same bus together literally every day AU
vet clinic AU
'i'm pretending to be ur bff bc u looked VERY uncomfortable with that person at the bar hitting on u' AU
college professors AU
on a train together and the train is stopped in the middle of nowhere for some reason AU
foster family AU
EVERYONE LIVES AU.
(Also, I added in some of my fav AU that hadn't been listed and deleted some I was less thrilled about; feel free to let me know of others that you think I should add.)