Relic of the Lost Kingdom

From publisher blurb: Relic of the Lost Kingdom is aimed at brand new GMs and players and is a 3–4-hour adventure for a party of 4-5 1st level characters. The scenario is set in a lightly-populated area and designed to be transplantable into most other settings. In this adventure, the characters are tasked with protecting a local monastery from a nightly horde of undead. A group of adventurers had previously taken a relic from a nearby tomb and have accidentaly unleashed the undead within.