Large-scale AI historical mini-drama "Yu Qian": he guarded a city, but could not guard himself. This drama takes you into the life of Yu Qian, a famous official of the Ming dynasty, restoring official garments and artifacts according to cultural relics, and recounting those turbulent years according to historical books. Watch how a scholar steps forward when the mountains and rivers are about to collapse, and how he leaves his innocence to future generations.