Five years after their summer together in Barcelona, Xavier, William, Wendy, Martine and Isabelle reunite.

Wealthy thrill-seekers pay huge premiums to have themselves inserted into military adventures, only this time things don’t go exactly to plan.

When in 1941 Nazi Germany invaded the Soviet Union, their troops quickly besieged Leningrad. Foreign journalists are evacuated but one of them, Kate Davies, is presumed dead and misses the…