Four present-day Russian men dig for Nazi memorabilia at a WWII battlefield. A wormhole lake sends them back to a battle in 1942 USSR.Four present-day Russian men dig for Nazi memorabilia at a WWII battlefield. A wormhole lake sends them back to a battle in 1942 USSR.Four present-day Russian men dig for Nazi memorabilia at a WWII battlefield. A wormhole lake sends them back to a battle in 1942 USSR.