Betrothed to My Sister's Ex (2025)
Overview
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!
Betrothed to My Sister's Ex Official Trailer
Where to Watch Betrothed to My Sister's Ex
Streaming options for Betrothed to My Sister's Ex in United States.
Streaming data provided by JustWatch.
Betrothed to My Sister's Ex Cast
Rena Motomura
as Marie (voice)
Daiki Hamano
as Kyros (voice)
Minami Tanaka
as Anastasia (voice)
Ryohei Kimura
as Louisphon (voice)
Yoko Hikasa
as Mio (voice)
Sayaka Ohara
as Ryu Ryu (voice)
Tetsuya Kakihara
as Toppo (voice)
Tatsuyuki Kobayashi
as Thomas (voice)
Yuuka Aisaka
as Tunica (voice)
Betrothed to My Sister's Ex: Quick Answers
Where can I watch Betrothed to My Sister's Ex?
Betrothed to My Sister's Ex is streaming on Crunchyroll, Crunchyroll Amazon Channel in the US.
When was Betrothed to My Sister's Ex first aired?
Betrothed to My Sister's Ex came out on July 5, 2025.
Is Betrothed to My Sister's Ex worth watching?
Betrothed to My Sister's Ex holds a 8.0/10 average from 32 TMDB user ratings. That puts it among the best-reviewed series out there.
