Back then, Dok-Ja had no idea. He had no idea his favorite web novel 'Three Ways to Survive the Apocalypse' was going to come to life, and that he would become the only person to know how the world was going to end. He also had no idea he would end up becoming the protagonist of this novel-turned-reality. Now, Dok-Ja will go on a journey to change the course of the story and save humankind once and for all. (Source: WEBTOON, edited)

Faced with imminent defeat and certain death, would you choose to run – or continue to fight for a doomed world? When mysterious towers appear across the world, summoning monsters that prey on mankind, this is the choice presented to the Tower Walkers – adventurers with special powers to fight the monsters. On the brink of death, they can choose to use a “regression stone” to return to the past for a second chance, though this decision places them in a separate timeline forever. Stubborn Tower Walker Jae-Hwan rejects this choice, choosing to fight for the original timeline, and learning shocking secrets about the Tower along the way. (Source: WEBTOON, edited)