Description: Deep in the mountains of Japan, there is a land called "Gensokyo" isolated from the world by barrier about 130 years ago. Reimu and Mariasa were living a peaceful live there, but were blown outside the barrier by a strange phenomenon and wandered into an unfamiliar city. There they met a girl named Touko, who possesses supernatural powers and yearns for Gensokyo. Was this encounter by chance? Their everyday lives are about to change in a big way...