Mizuho Kazami—a beautiful young woman—came to a high school in a mountainous area as a Japanese Language teacher; however, she is actually a representative sent by the Galaxy Association on a mission to observe the Earth. Her troubles start when Kei Kusanagi—one of her students—accidentally discovers her true identity. In order to keep her true identity a secret, Mizuho Kazami and Kei Kusanagi get married. Living together in secret, can they keep their relationship from Kei's classmates?
an extended description!