The end of the world is fine with you.

Snow hasn't fallen in ten years. Living in a world coming to an end, me—Nabana—and Haru. An unchanging landscape. Unchanging temperature. An unchanging, everyday life. ——Haru, who remains unchanged for me. I didn't think everything was fine as it was. ……But at least, I didn't think my current life was so bad. That's what I thought. But then, a messenger from the Central Authority visits us. It was the moment our peaceful life would come to an end——. The path chosen by two people who must part. In a world covered in snow and coming to an end, is there any hope——? "If the world were to meet its end, then at that time——!"