A modern woman, Lu Wan, unexpectedly travels into an ancient romance novel and becomes the notorious tough girl of the capital. While out on the streets, she happens to take in Duan He, the young heir of the Chief Minister, who has left home in search of his mother, drawing her into a whirlwind of trouble. With her impressive skills, she takes on the mounted archery competition and turns around the struggling horse business. She also brings warmth and comfort to an adorable child who has been deprived of companionship. Meanwhile, she and the cold-faced Chief Minister, Duan Han, go from one misunderstanding after another to gradually understanding each other. Filled with hilarious everyday moments and inspiring personal growth, this is a heartwarming and entertaining tale of an ancient-era underdog making her comeback.