From the publishers blurb: "The sinister tunnels of GREENFIELDS" is an adventure for character level 1 to 3 in a universe of Heroic Fantasy. There are no associated rules, you can use your favorite game! The PDF contains 16 pages richly illustrated by Guillaume Tavernier. You can follow his work on Google+. You will find with "The Sinister Tunnels of GREENFIELDS" a sorcerer, terrible rituals, forgotten dungeons .... and a little more than that. Dive into the adventure!