I Become Stronger When I Sleep, and I Will Become a God of War When I Lie Down in the Apocalypse!

When the end of the world comes, there will be no weak left. Ye Chen, a "waste" who had been ridiculed for five years, activated a mysterious system due to sleepiness and started the road to becoming stronger while sleeping. From being bullied to making a comeback, he will use his dreams as a blade to kill powerful enemies, reach the pinnacle of martial arts, and become an immortal legend!