Caer on the Borderlands: Part 1

From publisher blurb: A humble Celtic village needs the aid of aspiring adventurers. However, strange clues and a visit from a mysterious woman foreshadow changing times ahead. Can your group earn the trust of the tribe and reach the Caer on the Borderlands? Caer on the Borderlands is a three-part adventure releasing for free! Play it with 5E or the Celtic-Roman RPG, Legends of Avallen.