One System Per Person

"Ding, your system is activated to help you use it happily." At this moment, people all over the world were shocked by the voice in their heads. The upper levels of the earth immediately monitored the invasion of aliens from space? There are six billion people on the earth, each one has a system, and everyone is a pig's foot. What kind of legend will Zhang San, an ordinary young man from the Dragon Kingdom, a down-and-out Internet writer, write in such an era. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.