Frustrated and frustrated, Chen Mo, with the mentality of buying a driving recorder, found an antique mobile phone called "Sha Niu 2000" in the antique market. He accidentally discovered that it was a time and space travel device from 2187, which can open the time and space door to any historical period.
Chen Mo tried to travel to Shanghai in 1923, and was shocked by the prosperity and chaos of this oriental Paris. He witnessed with his own eyes the bullying of China by foreign powers and the miserable lives of ordinary people.
And accidentally discovered that there was a large amount of gold stored in the underground vault of HSBC Bank on the Bund in Shanghai. He came up with the idea of stealing gold to fund the anti-Japanese forces, and began to carefully plan the crossing operation.