Denise Fennell returns as Sister in this holiday mystery extravaganza. It's CSI goes to Bethlehem as Sister takes on the mystery that has intrigued historians throughout the ages.

On the night of that famous holy birth, what happened to the Magi's gold? Forensic tools in hand, and assisted by a helpful flock of audience members, Sister hunts over manger and under camel hump in her relentless search for the culprit. Along the way, she gives her class a history lesson on the origin of nativity sets, provides line-by-line analysis of favorite Christmas carols, and creates a living nativity.