In a world blanketed in green. Two girls, Mebuki and Hisame, lived their lives while traveling. They didn’t know when or why things had come to this. But as long as they were together, they were content with that. —That is, until they picked up that mysterious “shard.”
A world covered in greenery—a world where just the two of them are gradually freezing over, as they embark on a journey in search of the mysterious “shard.”