"Leah is changed. Months earlier, she left for a routine expedition, only this time her submarine sank to the sea floor. When she finally surfaces and returns home, her wife Miri knows that something is wrong. Barely eating and lost in her thoughts, Leah rotates between rooms in their apartment, running the taps morning and night. As Miri searches for answers, desperate to understand what happened below the water, she must face the possibility that...

Follow the final hours of an 'unsinkable' Russian nuclear submarine as it sinks to the bottom of the Barents Sea. Some of the crew survives the initial explosion, including officer Mikhail Kalekov, whose pregnant wife and child are waiting back home. Unfortunately, their rescue is complicated by bureaucracy between Russia, France, Norway, and Britain, with British navy chief David Russell attempting to convince Russian officials to accept foreign...