About the book: year / A Russian submarine, which has neither name nor analogues, secretly accompanies the Arctic Expedition ships to the North Pole - the icebreaker "Arktika" and the research vessel "Akademik" Fedorov". When thirty miles remain to the Pole, the mysterious submarine separates from the expedition and heads northeast. On August 1, 2007, using its unique high-speed and maneuverable capabilities, it breaks into the “zone” of the Arctic Ocean, which no one has been able to penetrate until now.... The implementation of a top secret state project begins, code-named “Heart of Russia”".