Deserted Island at the End of Life

Under Milin's organization, seven terminally ill people came to a desert island to spend the rest of their lives. After learning preliminary adaptive survival skills, they started the 'Desert Island Walk' plan. However, the plan encountered difficulties at the beginning. How many challenges will there be next? Zhou Xiong, a second-generation rich man, said: "If he dies, he will distribute his hundreds of millions to those who persist until the end." Later, contact with the mainland was lost. Who could survive to the end and return to the cities on the mainland?