Clear Plan

As more and more viruses in the world are discovered, manufactured and studied by humans, this era is beautiful because of biological viruses. At the same time, biological viruses also begin to gradually mutate against biology until humans are unable to control them. I was picked up by my master when I was a child, but my master fell ill after watching the sky at night, and disappeared the next day. I also relied on my master's remaining incense money to survive, but I learned that my master was not dead, but I found out that my master had entered the city, but the city had been covered in smog... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.