When former lovers have a serious disagreement due to interests, Lin Yao decisively walks away, yet unexpectedly triggers a mysterious refuge warning system left by her late mother. There are only half a month left until the global extreme heat crisis! Lin Yao races against time to procure supplies, utilizing advanced blueprints to fully upgrade her residence into a constant-temperature fortress. As the temperature soars to 70 degrees, the external environment rapidly deteriorates. Facing heavy tests from the outside world, Lin Yao sticks to her principled bottom line, relying on hardcore defensive strength to prove herself. In the later stage of the disaster, she even relies on cutting-edge soil purification technology to plant hope in the wasteland, aiding the reconstruction of human homeland!