サバイバル～少年Sの記録～

Remake of Saito Takao's Survival from 1976. Could you survive in the wilderness that has lost all civilization? A huge earthquake occurs while Satoru and his friends are exploring a cave. After somehow making it to the surface, Satoru is shocked by the scene that lays before his eyes. From that day on, the lonely battle for survival begins! (Source: Manga Box)