Caroline Sturdy Colls, a world leader in the forensic investigation of Nazi crime scenes, is chasing clues to an unsolved case: a concentration camp that existed on the British island of Alderney. Witnesses and survivors claimed that thousands died there, but only 389 bodies have ever been found. Under heavy restrictions imposed by the local government, which may not want its buried secrets revealed, Colls must uncover the truth using revolutionary techniques and technologies.

A forensic archaeologist unearths new clues to Hitler's secret extermination camp in Poland, where up to 900,000 Jews were sent to their deaths.

A forensic archaeologist is authorized to perform small excavations between the trees at the Treblinka kz camp.