Zhang Chen, 22 years old, became a security guard at an abandoned warehouse in Jianghai City just after graduation. I thought my life would be ruined, but unexpectedly activated the "daily check-in system". Sign in on the first day to get a "clairvoyant eye" and get rich by gambling on stones; sign in on the second day to get "god-level medical skills" and cure the powerful; sign in on the third day to get an "inheritance of ancient martial arts" and defeat the underground boxing champion... Every day is a new surprise, and every sign in makes him stronger. But when he signed in for the 100th day, the system prompted: [Congratulations to the host for triggering the hidden mission: Exploring the truth about the dark world of the city] - It turns out that this seemingly peaceful city hides superpowers, ancient martial arts families, mysterious organizations... Zhang Chen's sign-in journey has just begun!
