An abnormal torrential rain swept across the city, and Li De, who makes a living by collecting rent, accidentally discovered that his next-door neighbor, Lin Zhou, was acting unusual. The person was frantically hoarding supplies and acting with extreme caution, seemingly long knowing that a disaster was about to strike. As the footsteps of the crisis drew closer and closer, Li De no longer held onto blind luck. He built a mountain fortress, hoarded supplies, and fought for a chance for his family to survive.