A mysterious disaster suddenly occurred in the vast uninhabited land, and five people who did not know each other were accidentally put in danger together. The extreme environment forces them to unite to survive, but conflicts continue to break out due to their differences. In the process of constantly facing natural challenges, accidents and sinister human hearts, everyone uses humor and wit to show their talents, interpersonal relationships gradually ease and trust gradually grows. They uncovered the secret behind the catastrophe. Everyone also grew up through trials and collaborations, broke through their own limits, and found the meaning of life and inner reconciliation at the boundary between life and death. In the end, the five people worked together and embarked on a new path in life with a new understanding of life.