The protagonist, Ye Lily, was originally the legitimate daughter of the Ye family, the number one military family in Canglan. Since childhood, she has been extremely intelligent and is good at military strategies. However, after a great war against an enemy country, she discovered that the so-called victory was nothing but a trap set by the royal family to weaken the power of the military families. In the end, the Ye family was framed for treason and the whole family was brutally killed. And she was forced to marry the crown prince and became a pawn.In the twenty years after marriage, she did her best to assist the crown prince to ascend the throne, but in return, she was met with a cold-blooded and merciless death sentence. Before dying, she made a solemn oath: "If heaven has eyes, I will surely return and overthrow this decadent country!"Ye Lily is reborn back to the age of fifteen with the memories of her previous life. At this time, the Ye family has not yet declined, and she still has a chance to change everything. But soon she realizes that this life is not a simple repetition of the past, but is full of unknown variables...