I Love My Younger Sister
Plot Summary: The Service Club is recruited by a magazine to write an article promoting "Love and Marriage". Yukino calls in Hachiman's younger sister Komachi for assistance, and the three of them, along with Yui and their teacher Shuzuka get side-tracked and begin competing to see who can be the best wife. (Source: ANN)
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Type: Movie
Genre: Romance, Shoujo
Ranked: 2038
Popularity: 769
Score: 7.56
Age: Teens 13 or older
Released: 2005
Episodes: 0
Status: Completed
Other name: Kono Naka ni Hitori, Imouto ga Iru!, この中に1人、妹がいる！