Rat King (Warhammer 40k fanfiction)

In the depths of the Hive World of Nenpitus, amid the filth, the rats, and the decay, where people of the lowest castes work tirelessly, where those who wish to neglect their reality either join one of the countless gangs or fall deeply into the mind-altering chemicals that are sold almost everywhere, right in the middle of this rat den, resides a young and brilliant boy, who still clings to his childlike curiosity and simplicity and with all the love his mother can offer amid the endless hours of work in one of the Hive's factories, but... in the dark future, there is only war