There are four chief departments in the Space-Time Debris Management Bureau, and further up is the main hall. Lord Tangsi, as everyone respectfully calls him, is one of the four chief departments. As time passed, Tangsi didn't know why she came here. For herself, she only knew that her name had the character "Tang". Recently, the fragmented world has been in turmoil, and it seems to be closely related to myself. Therefore, Tang Si urgently joined the mission... First, starting from becoming Meng Yanchen's biological sister
