So we have seem some awesome coffe shop AUs, but can I have an tavern AU, or maybe an inn.
One where the three are just running the place and keeping order whenever some red guards and musketeers starts a fight. They met strangers and house nobels. They all have their past and dark secrets, and they all come to light when they help ayoung Gascon boy, after he and his father arrives one rainy night.

Any paring or none is good - but I do have a weakness for Athos/Porthos