A film about the Soviet research station Glavsevmorput "North Pole-2" under the direction of oceanologist MM Somov, organized on an ice floe in the Arctic Ocean. The plane with cargo for the polar station lands on an ice floe. Unloading camp equipment, food supplies, gas cylinders from the ice drift. Transportation of goods to the camp by dog sleds. The members of the expedition prepare and conduct hydrological, oceanographic, meteorological and geophysical research. Meeting of polar explorers on May 1. Polar explorers are preparing boats, rafts, emergency radio station before the start of the Arctic summer. Food and camp equipment depots in several locations. Broken lines on an ice floe. Polar explorers dine in a tent, rest. A group of researchers prepares for the meeting and publishes the "Battle Leaflet" in the camp library. Polar explorers in boats sail to the airfield. Leveling the ice at the aerodrome. Arrival of the plane with postal cargo. Meeting of polar explorers. Conducting scientific research in the Arctic autumn. Snowstorm in the camp. Arrival of the director of the Leningrad Arctic Institute Treshnikov. Ice movement. Station plan and ice floe break lines (animation). Evacuation of the camp to a new ice floe. Meteorological research. Preparing polar explorers for departure. Departure of the expedition members.