Cold-blooded officer Xu Jing x Sunshine soldier Jiang Feng
In 2079, the underground world is developed and underground creatures occupy the surface, which is comparable to the end of the world. Human numbers plummeted. Five years later, mankind established a nation in the sky with about 500 million people. Humanity comprehensively studied underground creatures and sent TR teams to attack features. In the end, only Xu Jing and Jiang Feng were left in the team, and they discovered a huge secret...
Intention:.