The apocalypse descends, and mutated monsters run rampant. Survivors obtain supplies by choosing from mysterious screens, but every choice is a gamble with their lives. Only Lin Yu awakens the Analysis talent, allowing him to see through the truth behind every option at a glance. With calmness and intelligence, he repeatedly turns seemingly certain death into a path to survival. From an ordinary survivor, he gradually becomes the backbone of his team. Becoming a Wanderer, he leads his survival squad through one crisis after another. Having repeatedly faced life and death together, these once-strangers become partners who depend on one another and entrust each other with their lives.