Dream Night Watchman

In the fifth year of global insomnia, I became the most expensive "sleep contractor". One minute, one million, no matter how young or old you are. The rich and powerful lined up in front of my door just to get a good night's sleep. What they didn't know was that I wasn't selling sleep, but shelter from "that." Until my regular customer, Professor Qin, a top scientist, sent me a request for help: "I saw... A door!" The warning in the family notes suddenly emerged: [When the call of the "door" echoes in the world, the "gatekeeper" must use the soul as a lock and the dream as a prison. Only then did I know that they were finally here.