The novel is based on real events and describes the heroism of the sailors who fought against the enemy's attacks. The plot of the novel revolves around the defense of the aircraft carrier "Киров" (Kirov), which was attacked by German submarines during the war. The main character of the novel is a young sailor named Ivan, who is assigned to protect the aircraft carrier and ensure its safe passage through the dangerous waters of the Atlantic Ocean. The novel explores themes such as courage, loyalty, and sacrifice, as well as the importance of technology evolution in times of war. As the war rages on, Ivan and his team face numerous challenges as they work tirelessly to defend their ship against the enemy's relentless attacks. They use their knowledge of technology and innovation to develop new tactics and strategies to outsmart the enemy and keep their ship safe. Along the way, Ivan learns valuable lessons about the importance of teamwork, leadership, and the power of human ingenuity in the face of adversity.

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