In the year 2212, long after the world was reshaped by seismic cataclysms and polar shifts, Dr. Laurent Stine guides Angelique Bosc and Alexander Blanton into the inner sanctum of a fortress named Thames Keep, which is located on Cadaver Island. Their journey to acquire a battery pack for Angelique's mechanical heart reaches its final seconds while they are forced to overcome menacing creatures and dangerous obstacles in the fortress' maze-like interior...