It is Summer, 1943. At this time of year our submarines cannot operate in northern waters: there is no darkness to provide cover when surfacing. Yet H. M. Submarine Setter is sent North. It makes sense to nobody. Least of all to Lief Oldsen, Sub-Lieutenant in the Royal Norwegian Navy, whose sudden appointment to Setter is shrouded in mystery.
On this hazardous expedition, the hunter becomes hunted and tension turns to cold terror. Download and start listening now!