At 21:15 pm on September 26, 2010, a terrifying biochemical crisis swept across the world. In just an instant, the biochemical virus turned all humans under 14 and over 33 years old on Earth into zombies. When the most experienced, wise, and leading people on Earth pass away, leaving only the surviving young people with the sudden pain, confusion, hunger, panic, and the boundless future. The protagonist Lei, who studied in England, broke through the barrier and miraculously regained his life on the night before the disaster after experiencing a whole year of pain and hardships. With a year of rich combat experience and understanding of the evolution process of biochemical zombies, how will he face the upcoming biochemical storm?