Mysterious Resurrection: I Started by Selling Skill Books

[Sign-in System] + [Apocalypse] + [Cthulhu] + [Container Elements] Introduction: Jiang Li died because he looked directly at the ancient god's apocalypse, but Shen Qingfeng accidentally traveled into his body and awakened the system? "Ding, I have signed in for seven consecutive days. Do you want to hold a big carousel draw?" Facing the invasion of strange creatures and the surveillance of secret forces, Shen Qingfeng used his sign-in system to make a fortune by selling skill books! "Are you good at fighting?" "You know how to beat me!" "Coming out to hang out depends on skills!" "And I just don't need it!" Ancient God, I, Jiang Li (Shen Qingfeng), will kill you too!