In Shanghai in 2021, young Li Yangfan and his neighbor Lin Xiaozhe accidentally fell into the Huangpu River in order to find his grandfather Lin Jiang’s belongings when he was young. They woke up and found that they were back in 1938.
Overview：In Shanghai in 2021, young Li Yangfan and his neighbor Lin Xiaozhe accidentally fell into the Huangpu River in order to find his grandfather Lin Jiang’s belongings when he was young. They woke up and found that they were back in 1938.
