Monty Halls tells incredible and little-known stories of escapes from Nazi-occupied territory by prisoners of war and Allied soldiers during World War II. Monty, who is a former marine, retraces these extraordinary routes and perilous journeys to learn what it took to escape Nazi Europe. He meets surviving escapees as well as the locals who risked their lives to save them. In this first episode, Monty learns the dramatic story of the most successful mass escape of Allied prisoners in World War II. He traces the 200-mile long trek they took through the forests and mountains of Slovenia, where bears and wolves dwelled.