Start with the Fog Train

"I'm dead, but not quite!" This is the voice of the time traveler Chen Yang after experiencing strange events one after another. Chen Yang traveled through time and entered a special world. This is a world that has been plagued by weirdness for eight full years. This is a world shrouded in darkness and fog. … The mist shrouded, the darkness whispered... In order to survive in this strange and unpredictable world, Chen Yang transformed into a shadow and escaped into the darkness. And it all starts with the Mist Train!