The earth's air contains countless molecules, and among these countless molecules, water molecules are the most practical. The protagonist's superpower is to use countless water molecules in the air to condense water into a solid form - ice. As long as there is air, he can use his powers endlessly, but although it seems magical, it is quite troublesome to practice. Let's take a look at how the protagonist of this book transforms from an ordinary person with no supernatural powers into a world-saving hero.