From publisher blurb:
"The Plague" is an adventure for first level characters for The Realm of the Gateway, The Magic Realm. This adventure, along with the basic rules, allows the players to create their own characters and play the adventure.
The characters village has been stricken by a mysterious disease, something that has resisted the village priests efforts to cure the townsfolk. The characters are the villages only hope. They must journey to a mystical spring, a holy place, and recover the curative waters there and return with it to cure the townsfolk. Will they be in time? And what is the nature of this mysterious plague?