An official scenario for the Continuum roleplaying game published on their web site at http://www.aetherco.com/continuum/downloads.html. Designed for 4-8 players, plus a GM.
From the web page:
1990s Brooklyn spanners encounter a little-known figure of the 10th Century who's misplaced a reliquary containing bits of himself. Antiques Roadshow ain't got nothing on this.