Modern girl Gu Tang unexpectedly time-travels to become the unloved deposed empress of the Zhao dynasty. Before she can figure out her situation, she rescues the abandoned third prince Gu Pan in the Cold Palace. Facing the survival reality of the inner court plagued by internal and external troubles, Gu Tang ropes in her time-travelling best friend Su Wan. Relying on modern thinking and endless ingenious tricks—from the "Cold Palace Processing Plant" making viral hits like quirky-flavored peanuts and instant noodles, to running the Cold Palace so thriving that her life is far more comfortable than it was at the Kunyi Palace—watch how the deposed empress Gu Tang makes money, raises kids, and turns Cold Palace life into a booming success in this treacherous court, ultimately walking an extraordinary path in life.