Shen Xingwan, a modern woman, unexpectedly travels through time into the body of a young lady of the Shen Chancellor's residence. The moment she awakens, she realizes she is at a critical turning point. Today is the crucial day when her father, Chancellor Shen, plans to bring the military tiger tally to the residence of the imperial uncle and pledge his allegiance. She knows that once the tiger tally is handed over, the entire Shen family will face a deadly disaster. She urgently asks where her father has gone, only to learn that Chancellor Shen has already rushed to the imperial uncle's residence. At that very moment, inside the study, Chancellor Shen is preparing to present a brocade box concealing the tiger tally. The threat of the family's annihilation is imminent.