The virus broke out and the city fell. Six survivors with different personalities accidentally came together. Facing zombies, mutated creatures and the absurd world order, they used complaints and humor to support each other in the predicament. From funny life in the wasteland to dangerous exploration, from small fights to teamwork, a doomsday carnival about "living with a smile" kicked off. They constantly encounter ridiculous challenges, grow up in mutual quarrels, and search for the meaning of life in their daily lives... How do they finally overcome despair with humor and become the funniest legend in the apocalypse?