The novel is called hacker. The protagonist Tian Yang is a top hacker. Although he is a student, he basically doesn't go to school. The way he makes money is to make computer viruses, invade the network, and then sell anti-virus programs to fixed software companies.

The word hacker originally refers to computer experts, that is, people who are keen on studying computer technology and have a high level. Most of these people are programmers and network security officers. Later, semantic differentiation gradually divided into black hat hackers, white hat hackers and so on. Black hat hackers are saboteurs, while white hat hackers are network guardians, fighting against black hat hackers and maintaining justice and peace.