Kim Dok-ja, an ordinary man in his 20s, is the only reader of an obscure web novel titled "Three Ways to Survive the Apocalypse". After having read the last chapter, the novel suddenly becomes reality, and its omnipotent hero Yu Jung-hyeok appears before Kim. As the only person who knows how to survive in this world, Kim and his companions strive to save the world by writing his own, new ending.

In 1997, when the Asian financial crisis hit Korea, Gukbo, the number one Soju company is on the brink of bankruptcy. In the high-stakes market of M&A, In-beom, a young ambitious associate at global investment firm Solquin, heads back home to take Gukbo as his first target. Hiding his greediness, In-beom approaches Jong-rok, an executive loyal to Gukbo, as an innocent consultant aiming to rehabilitate Gukbo. While In-beom digs deeper into Gukbo, he finds this may lead to an unlikely outcome.