This novel tells the story of the 372nd year since human civilization entered the interstellar age. The Federation rules colonial territories spanning twelve star systems, where high martial arts civilization is deeply integrated with science and technology. Ten years ago, the Federation's strongest mecha squadron, Dawn, mysteriously vanished during a battle against alien insectoid forces. Captain Chen Feng fought his way out with crucial evidence, only to be framed as a traitor. His family was also placed under surveillance. Now Chen An, Chen Feng's son, struggles to survive in the slums of the Federation's Seventh District as an F-rank martial artist at the bottom of society. But after an accident awakens the mysterious Starwreck System, which is deeply connected to the Dawn mecha his father left behind, he begins to uncover the truth.