A virus sweeps across the globe, and the infected can only be killed by a strike to the head. The male protagonist faces a crisis at home, embarking on a solitary journey of escape. Along the way, he scavenges for supplies and weapons, travels through a small town and a church, and encounters another male protagonist who is also struggling to survive. After receiving a radio broadcast, the two decide to head for a refuge in Haishi, over four hundred kilometers away. During their journey, they search for a vehicle to hurry along, run into a battle between looters, and enter Sushi after their vehicle is destroyed. Although Sushi appears peaceful on the surface, its underground parking garage is locked with hordes of zombies, and they witness an infected individual actively making way for a mysterious girl. The two find a motorcycle to continue onward and, after enduring numerous hardships, arrive at the outskirts of Haishi, only to be stopped by the military.