Xie Changge and Shen Qingci were plotted by their husbands and traitors in their previous lives, and their entire families were killed and died out of hatred. The two were reborn simultaneously and agreed to form an alliance for revenge. Changge is good at war and swordsmanship and is skilled in the battlefield. Qingci is proficient in medicine and poison and has the power of predicting life expectancy. One outside and one inside, they work together to break the conspiracy, thwart the conspiracy of the prince to rebel against the party and foreign enemies, assist the Mingjun, break away from the destiny of the chess piece, protect the peace of the family and the country by his own efforts, and live a bright future that belongs to a woman alone.