I Have Awakened the S-Level Profession Before Everyone Is Killed

[Your Earth ol has been upgraded] [There are 20 days left before the universal upgrade, please complete the system tasks as soon as possible to obtain generous rewards] … [Mission failure, punishment: wipe life once] Seven billion players compete on the same stage, and hundreds of forces compete with each other. Do you have a system? Me too! Who can emerge from this chaos? Urban fighting and leveling up with fists and swords touching the flesh and blood? With added points on the panel, the protagonist becomes decisive and decisive in killing.