Water was overwhelmed by environmental pollution caused by the war. The three best friends from the military era, Rye, Goh, and Riff, managed to survive for a long time. One day, Lai and Gou leave behind a riff that is weakened by dehydration and take water to a company's water factory. Along the way, a strange girl who claims to be a "goddess" was fluttering along the desert highway. They couldn't leave me alone and decided to take her with me, but thanks to the military and companies, I got into a situation where my life was targeted...!?