Gideon makes a potion and uses it on Dipper. When he suddenly goes missing, Mabel must find out what Gideon did to him and make the antidote before the effects become irreversible...but she only has ten days to do so.

This is my first Fanfiction, I'm starting with a one-shot. Stan makes up a new rule for the Mystery Shack employees. I am also not sure what genre this is. Please comment so I know how and what to improve!