Imouto Koi♥Musou Anime Details and Episodes A guy falls for a girl he thinks he has met for the first time in his live, little does he know that mysterious person is actually his own sister in a… Series info Watch free DetailsFormatOne shotStatusFinishedSourceOriginalCountryJapan GenresHentai RelatedSono Toki, Kanojo wa... (Related) RecommendationsImouto!