A cruise ship sinks in a violent storm, and Lin Feng rescues Su Yao, Lin Wan, Bai Weiwei, Shen Mei, and Qin Ruobing one after another. Working together, they build shelters, gather seafood, hunt, and cultivate the land on the deserted island. They also unexpectedly discover ancient ruins left behind by their predecessors, including hidden treasures in a stone cavern and an ancient temple deep in the mountains. Amid the island's countless dangers, they gradually build a safe and stable home.