Lin Mo was bound to a mysterious system, but he was pursued by higher-dimensional beings. While escaping, he gradually discovered that the system was not a gift, but a cruel experiment concerning the survival of mankind. Some people say that he is a surviving host in a parallel world, using words to leave the last fire for civilization. Some people also say that he is just an ordinary writer who accidentally glimpsed the truth of high dimensions. But no matter what, his story is worth reading to the end.