From Slave to Emperor

[Kill decisively] [Throw away your brain] [Super fast pace] [End normally] Lin En, a good young man of the new era, fell asleep late at night. He accidentally traveled to another world. Slave status, cannon fodder on the battlefield, and the beginning of the collapse of heaven? What does it mean to become stronger by killing enemies? Alas! —— I don't care about you, just take my punch first!