Betrothed to My Sister's Ex poster
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Betrothed to My Sister's Ex (2025)

8.1/10 (28 votes) 1 season TV Series
AnimationComedyDrama

Marie, the second daughter of a poor baron’s household, is treated like a servant by her parents. Even at Marie’s birthday party, her beautiful elder sister, Anastasia, is the star. Outside, Marie bumps into Count Kyuros Granado, who falls for her at first sight. Yet, due to a misunderstanding, the Count proposes to Anastasia. After a tragic accident, Marie must marry the count instead!

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Cast

Rena Motomura
Rena Motomura
Marie (voice)
 Daiki Hamano
Daiki Hamano
Kyros (voice)
 Minami Tanaka
Minami Tanaka
Anastasia (voice)
 Ryohei Kimura
Ryohei Kimura
Louisphon (voice)
 Yoko Hikasa
Yoko Hikasa
Mio (voice)
 Sayaka Ohara
Sayaka Ohara
Ryu Ryu (voice)
 Tetsuya Kakihara
Tetsuya Kakihara
Toppo (voice)
 Tatsuyuki Kobayashi
Tatsuyuki Kobayashi
Thomas (voice)

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Frequently Asked Questions

Where can I watch Betrothed to My Sister's Ex?
Betrothed to My Sister's Ex is available to stream on Crunchyroll, Crunchyroll Amazon Channel in the United States. Availability varies by country — use FindMyStreams to check your region.
Is Betrothed to My Sister's Ex on Netflix?
Betrothed to My Sister's Ex is not currently on Netflix in the US. Check FindMyStreams for all available platforms.
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Betrothed to My Sister's Ex is not currently available for free streaming. It may be available through paid subscription services or for rent/purchase.