After modern mercenary Lin Qinger died unexpectedly, she transmigrated into a fictional Daliang Dynasty from a web novel. Intending to rely on her knowledge of the book to cling to the future female emperor Gu Hanyan and coast to wealth and glory, she unexpectedly disrupted the original plot's trajectory with her arrival. Gu Hanyan died prematurely, and with no other way out, she had to let the maid A Nu assume her identity and enter the palace, attempting to forcibly correct the plot. However, the whirlpool of power gradually corrupted the pure and kind A Nu. Step by step, Lin Qinger pushed A Nu to the pinnacle of power, only to watch helplessly as she turned into a cold-blooded, bloodthirsty machine of power, finally realizing that fate had arranged everything long ago.