An original story, brought to you by the author of <Omniscient Reader's Viewpoint>, Author Sing-Shong. This is about a man who didn't regress when everyone else returned back to the past. Humans were suddenly summoned to become 'Walkers', and they needed to clear the tower to save the world. . . Floor 77: The 'Stone of Regression' was discovered. Walkers could now 'return' to the past. Slowly, everyone left. . . Humanity's last hope, 'Carpe Diem', was formed, made up of people who refused to abandon the world. . . The last Walker reached floor 100. He no longer knew what to believe.