Weird Apocalypse? I Cut Off the Evil Spirits Just to Survive

The sky split. A giant eye without emotion, overlooking all living beings. Everyone's life force was sucked away, and their memories were erased with one click of the flash. Only the time traveler took a step further and endured it. Not only did it hold up, but it was also bound to the [Original Devouring System]—— While others formed a team to survive, he hunted alone and used the weirdness as an experience pack. Others tied the treacherous objects for fear of being backlashed, so he raised his sword and drained the opponent's essence with his backhand. Unrivaled, D-level, C-level... He killed them all the way up the ranks, becoming stronger quickly. Until that day, he encountered a demon transformed from a god. The demon laughed before he died: "Do you think this apocalypse is a natural disaster?" "No. From the beginning, it was a harvest targeting all mankind." Bu Yuan wiped off the black blood on the knife and looked at the giant eye in the sky. "Harvest?" "Then you have to ask if my sword will answer!"