Nakaimo – My Sister is Among Them! (この中に１人、妹がいる！ Kono Naka ni Hitori Imouto ga Iru!) is a Japanese light novel series by Hajime Taguchi. It was adapted into an anime television series by Studio Gokumi. The anime was aired between July 6 and September 28 2012. The anime series is licensed by Sentai Filmworks and is streaming on Crunchyroll and Anime Network