**Info: <http://www.moon-stone.jp/product/ms11/> <http://www.getchu.com/soft.phtml?id=764030> Um...Both Installer key and Serial were included but some of you were confused so here is my small guide ^\_^ Installer key ( Use it when you first mount image files with Daemon Tool or Alcohol to install the game ): 俺の妹がこんなに可愛い Serial ( Use it when you start the game ): 6Y59-RN5J64-4BN6YW-VCW7FW-T9M8AD Um...Not really suit cover but I can not find any good pictures more than this one ^^ More information can be found at: <http://www.anime-sharing.com/forum/torrents-47/japanese-115624/>**