Life aboard a nuclear submarine

Head out to sea with the crew who must endure daily bunk inspections and a broken fridge that puts all of their fresh food in jeopardy Negotiate an extremely dangerous medical evacuation an engine room fire and threats from Russian sub hunters

Meet HMS Trenchants new captain who is immediately ordered to stop any Russian vessels from entering British waters Tackle a big bathroom clog cheer as a firsttime submariner wins his dolphin and see a new threat place the boat on high alert