Ether Vapor is a cinematic Shoot'Em Up created by Japanese indie game company Edelweiss and released in 2007. It is known for its rapidly changing gameplay, shifting from a vertical shooter to the side shooter and even a rail shooter. In 2011, it got an Updated Rerelease known as Ether Vapor- Remaster, with updated visual effects. Nyu Media is working on localizing this version of the game for overseas PCs with a planned release date of early 2012. Translation and information of the story is found here.