The supernatural is resurrecting and killing people according to certain rules. The modern technology that humans are proud of cannot be observed, imprisoned, or stopped. Human beings can barely maintain the situation by controlling strange things, enduring their devouring erosion, and actively dealing with supernatural events. But the situation is still deteriorating. At the time of life and death, the "Strange Exchange" in the salvation faction has concluded a contract with a strange that has living consciousness to help it complete the puzzle and help it become the master of the strange. Is this a conspiracy? Or can it delay time and obtain variables for mankind to save the nation?