It's a fantasy role-playing game.

DM: You are Nott the Brave, a goblin rogue . You are the member of the famous group of adventurers. Previously, All carts passing through are being thoroughly inspected. Fjord uses the dodecahedron, since he'll be doing the talking.
DM: Well, it's a series of chemicals. Tar, amber, resin, and things that are pulled from tree sap. There are other processes where you can distill that down, along with some more crude clays, to create this kind of adhesive. If you'd like to.
Player: Yeah, I'll turn into a little gnome or something, and go around and shop, and get all the components I might need.
DM: Okay. So you can go ahead and do that. Go ahead and make a general deception check.
Player: Oh boy. Yeah, that's a two.
DM: Okay. So you--
Player: Oh, but deception's a minus three, so.
DM: So negative one?
