Taboo Protocol: Abnormal 744

"Welcome to the real game, be sure to follow the rulebook." This is the first lie told by the system. In a hotel with lights out, silence is the cause of death; in a silent hospital, there are anagrams hidden in prophecies. As the "wrong slot" in the sequence, Lin Heng is able to look directly at those fatal hidden rules. There are rules on top of rules, and the people who write the rules are also chess pieces.