“Dear martial artists,” a voice from the speakers on the train sounded as a hologram of a person materialized in front of every row. It didn’t matter what angle they viewed the hologram from, they would always see the front of the man. He was a military officer with a magnetic voice clad in uniform, standing as tall and straight as a tree. His stable demeanor reminded them of a mountain and inspired great trust. 

“I’m the main commander of this battle, Zhao Zhenhong. Thank you all for volunteering to assist in the battle to defend mankind. You must know that the condition at the front is currently unstable, and when you arrive at the fortress in forty minutes’ time, be prepared to engage in battle at any time. Now I’ll be naming the fortress number that each...