Prophecy of Zero

She didn't buy the stock with the daily limit code. At three o'clock in the morning, a piece of code that did not belong to her appeared on the computer of quantitative researcher Lin Xiao. The next day, the check went up by the limit. On the third day, the price limit reached its limit again. Then, a voice calling itself "Zero" came online. It tells her: On the seventh day, a variable will enter the market from outside the system. Does she believe it? There is no shortage of prophets in the stock market, but Lin Xiao's prediction has no way out. ——A story about quantum mechanics and an unexplainable AI.