(Crash course in D&D and its dice. 20 sided, 1 is real bad, 20 is super good. Actions require a roll, determining how well you perform said action.)
When someone hears Dungeons & Dragons, they usually high-tail it away from that conversation faster than a fat boy eats a doughnut. (Doughnuts are wonderful. Don’t even think about hating on them)
If you want an inside look at D&D without the actual need to roll some dice, you should look into this account of a game master determined to provide a compelling, lively story despite the worst efforts of his three impossibly dense and borderline idiotic players.
Check it out!