National Survival: Have Two Golden Fingers at the Beginning

Suddenly, I was the only one left in the world, and 100,000 people from each country were left to survive in another world. All survivalists can get a natal golden finger. Yu Yi's golden finger was already incredible, but she got a second golden finger. After spending two independent survival worlds, Yuyi finally welcomed his first teammate, Heixiazi. What interesting or dangerous things will happen to them? Who else and mysterious world will I encounter next?