Some time in the future, the earth's energy will be exhausted. There are constant calls for immigration and the use of energy from other planets to support the earth. The space agency is making two-pronged preparations, but the United Nations seems to have quietly chosen its side. Josiah embarks on the journey with a strong love for earth's civilization and a strong desire to stand side by side with his lover. The two went through various difficulties in an attitude of companionship and mutual support, just to protect each other and the civilization of the earth.