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The story begins with Keita Suminoe, a male third-year junior-high school student studying for his high school entrance exams. He is living in a home with his older twin stepsisters, Ako and Riko, who share no blood relation to him, and they help him prepare for his exams. Even though he initially dislikes himself for it, he begins to become attracted to his two step-sisters, and his two parents encourage him to eventually get married to one of them.
Availability by JustWatch · All options on TMDB
Ayana TaketatsuAko Suminoe (voice)
Yuiko TatsumiRiko Suminoe (voice)
Ken TakeuchiKeita Suminoe (voice)
Yoriko NagataMiharu Mikuni (voice)
Asami ImaiYuzuki Kiryu (voice)
Asuka OhgameMikazuki Kiryu (voice)
Tomoyuki ShimuraKeita Suminoe's Father/Suminoe (voice)
Kiyotaka FurushimaToda Edogawa (voice)
Daisuke MatsuoChiba (Keita's Friend) (voice)
Tomoe HanbaAko and Riko Suminoe’s Mother/Suminoe (voice)
Shunzo MiyasakaPasserby (voice)
Yui OguraGirl (voice)
Kaori IshiharaGirl (voice)
Yukika TeramotoCM Talent (voice)| Platform | Score | Points |
|---|---|---|
| IMDb3,072 votes | 5.9 | 5 pts |
| Rotten Tomatoes | not available | skipped |
| Metacritic | not available | skipped |
| Letterboxd | not available | skipped |
Scores from IMDb. Updated weekly.
3,072 votes across 1 platformKissXSis (2010) has a Lantern Score of 5.9, from IMDb 5.9.











