In 1949, it was an era that had just experienced the baptism of war. However, in the era of 2200, our male protagonist Gu Siyu is experiencing an unprecedented invasion of alien creatures. He is a 23-year-old science and technology scientist. In order to resist the invasion of alien creatures, the country asked him to study the Nantianmen Project to resist the invasion. To resist the invasion of alien creatures, however, he failed to study successfully at the last moment, but he was sucked in by the torrent of the universe No. 101, And when he woke up in 1949, he returned to the eve of liberation in 1949 with modern memory and technology. This time he must lead everyone to the beginning of the Nantianmen Project.
