I Have a Split Personality and Battle with Myself Every Day.

My name is Li An and I am a police officer. I have traveled through time. Although it is incredible, I have traveled through time. I became the subsidiary personality of a madman, and the world I was in changed. Everyone had to participate in this game, and I, not us, not only had to participate in the game, but also had to be on guard against "myself" at all times. So in the end, will I win or you, the subordinate personalities, will win? So who will become the main personality? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.