Yun Shuyue, the most favored Princess Jing of the Dajing Dynasty, woke up from an unexpected fire and found herself in a bizarre "different world" - a modern city. There are no maids to serve here, no fine clothes and food, even the walking carriage has been turned into an iron box, the way of speaking and the rules of life are all new to her. The once pampered, ignorant and ignorant Princess Baitian faced an unfamiliar environment, complex interpersonal relationships and the pressure of survival. She panicked and hit the wall at every turn, but gradually learned to eat, dress and make money on her own. She lost her squeamishness through the stumblings, gained friendship and love, and grew into an independent and confident modern woman step by step. However, as she deepens into modern life, she accidentally discovers that this time travel does not seem to be an accident, and that the mysterious man who has been silently helping her also hides unknown secrets.