A sudden extreme virus destroyed urban society. Lu Xinyu and his five partners struggled to survive in the ruins. They fight against the horrific apocalypse with absurd humor and use their wits to circumvent mutated creatures and malicious survivors. Juanjuan independently describes the team's initial despair, new hope, the edge of collapse, and finally the dawn. At each stage, emotional entanglements, growth and transformation coexist. In the end, they used information, courage and friendship in the ruins to explore the value of life and the possibility of a new world.