Under the Iron Coat

In the year of Bingwu Horse, the timeline is broken. The veteran dragged his half-mecha body, and the female engineer carried her father's legacy. With a mecha that has been searching for its driver for twenty years, Let's go to the center of the earth together to find the legendary Tiansi Chariot. They want to repair a bronze chariot, Before the fifteenth day of the first lunar month, Get the derailed time back on track. The price may be to become a cart horse.