Zhaohuanji

She raised the most dangerous trophy in the world - a subjugated prince with a poisoned ambition. For seven years, she polished him with her own hands, set him on fire, and forged him into a sharp blade that could stab her throne. This is her most proud chess game and her most arrogant bet. When the blade finally turned around and pressed against her throat—— Who tamed whom, and who imprisoned whom? Use the country as the scale and the flesh and blood as the injection. The strongest fire in the world forges the sharpest knife. As for the person holding the knife and the knife, who is doomed by whom, and who becomes whose prison?