SKULdiggery M.I.High : Season 4 Episode 12

Roman remains have been found at St Hope's, an archaeological dig has come to investigate and it is getting worryingly close to HQ. Archaeologists have uncovered remains from the Ninth Legion, who's disappearance was one of the greatest mysteries in the world. But when SKUL are found at the dig site, the team's jobs are at stake. Furthermore, the dig is getting dangerously close to the lift shaft. Our spies must stop the archaeologists from uncovering HQ and put a stop to SKUL using the most deadly bio-weapon in history.