Event: JERUSALEM 1099 A.D. THE FIRST CRUSADEAllan has been blackmailed by a collector into finding the world's first Christian cross. It is believed to grant its possessor eternal salvation. The collector has also infected Allan with a deadly virus using the antidote as an extra incentive. Sydney and Nigel must help Allan find and deliver the Cross of Tau and get him the antidote in twelve hours.