I'd start by looking here for answers.
More specifically, here: https://www.mdshooters.com/showthread.php?t=77878
EDIT: After looking through some of those post, there's guys who are literally setting up a business with the sole purpose of trying to look like they need protection in order to get a permit. I highly doubt they'll give you one because you're going to be in town for a week and really want your gun.
Sorry, OP, I suggest you suck it up, and deal with it.