As a System, I Will Never Cheat the Host

As an aspiring young man in the 21st century who is responsible for the rejuvenation of the new era, Zhang Zimu accidentally became a system that can travel through time and space. Although he is no longer a human being, Zhang Zimu, who likes to be a teacher, takes it as his own duty to cultivate four hosts with quality, ambition, ability and responsibility, and he collects some tuition fees to survive! Of course, he is not a devil. As a system, he will never trick the host. Ps: Zhang Zimu: "You are the worst host in the worst class I have ever taken care of." "If you don't work hard, how will you know that you can't refresh your offline?" "It's none of my business, Zhang Zimu, to ask the system." This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.