AFTER COLLAPSE OF THE USSR, SEVERODVINSK - USED TO BE  PEARL OF SOVIET DEFENSE INDUSTRY - A TOP SECRET SHIPYARD "ZVYOZDOCHKA", WHERE ATOMIC SUBS OF "DELTA" CLASS WERE BUILT, INCLUDING "KURSK", IS HAVING HARD TIMES NOW. OVER 70 OF IT'S AGEING SUBS SUBMERGE INTO COLD WATER OF WHITE SEA, RISKING TAKING IT'S REACTORS WITH THEM. ENTERPRIZE  SURVIVES ON AMERICAN SPONSORSHIP, DISMANTLING THESE SUBS. WORKERS, WHO BUILT THEM BEFORE, NAME THEMSELVES "SUBMARINE' KILLERS"...