The Reverse Scale of the Tang Dynasty: the Prince's Poison Cup

When he was reborn as Prince Li Hong, he found out that his loving mother's soup was actually an intestinal poison. He died suddenly in half a year, and Wu Zhou succeeded Tang Dynasty - was this his destined ending? This time, he was no longer cowardly. The dead bodyguard, the antidote to the poison, the evidence of the crime in the palace... Fighting against time for life, and fighting against the mother and queen for power. Under the reverse scale is the fate of the Tang Dynasty and the abyss of patricide. Can Li Hong and his confidant Zhang Jie fight their way out of this fatal situation and save the day?