I Became the Cannon-Fodder Consort Abandoned by the Tyrant

Yang Yun transmigrates into the body of a pawn his father planted beside a tyrant. He's destined to be cannon fodder. After the original body's father is exposed for plotting a rebellion, Yang Yun is cruelly thrown into the cold palace. He starves to death there, and his corpse goes undiscovered for eight months, until it begins to stink. His death is a gruesome one. On the day Yang Yun transmigrates, the tyrant is pointing a longsword at him, murder in his eyes. "Speak! Where is the military tally?" Yang Yun is panicking. Who the hell would know where it is?! To buy time and escape, he says in a trembling voice, "Could you put the sword away first and let me think it over?" At last, just as he remembers what is supposed to happen next, the tyrant... Theme: