Hyperdimension Neptunia GameMaker R:Evolution is set during an era where game makers are competing with each other. There were three goddesses of game makers who were defeated in the race to win "market share" of game sales and perished. Will they be branded as "goddesses of failure" and disappear? However, Adult Neptune who travels many dimensions suddenly appears in their world, asked by the three goddesses to become their president in order to revive the fallen game maker.