Deep Divers: Secrets of the Northeast

"How did Hong San'er die?" "Xiehu, don't mention it." "Where did this stone come from?" "Don't ask, I won't be able to sleep after watching it." "Should we check it out?" "... Check it! Can you sleep without understanding?" "I can..." ... Four Northeastern men who did not believe in evil were dragged into the bottomless secret by an "incomprehensible" thing. What they have to face is something that common sense cannot explain. But some truths are not something ordinary people can bear.