Rena Motomura
Marie (voice)
Series
Watch Betrothed to My Sister's Ex (2025) Online
Synopsis
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!
Episodes
Season 1
PreviousNext
1. I Could Never Replace My SisterNow viewing2025-07-0525m8.0Marie is always dressed in tatters and is treated like a servant in her own home. Then she meets Count Kyros.
2. Marie, I Want to Marry You2025-07-1225m7.5Kyros hates aristocratic society and its ties of obligation. But why? And what changed when he met Marie?
3. A Life I Saw in a Dream, and a Dream-like Life2025-07-1925m7.0Marie begins her new life as Kyros' fiancée and finds herself bewildered by the differences from her old life.
4. I've Found the Things I Like2025-07-2625m7.0Kyros wants to provide Marie with every comfort, but Mio cautions him. Then a package from the baron arrives.
5. The Prince and the Pitch-Black Warrior2025-08-0225m7.0Luiphon takes Marie to a sword fighting contest. The ferocity of it scares her. Then the dark warrior fights.
6. Am I Enough As I Am?2025-08-0925m8.0Liu Liu, Kyros' mother, discovers surprising things about Marie. Mio investigates the baron on Kyros' orders.
7. You're So Close, I Think You May Make Me Dizzy2025-08-1625m7.0Mio investigates a comment in a letter from Marie's brother. Marie and Kyros go to the capital for a date.
8. A Gift More Lovely Than Jewels2025-08-2325m7.0Kyros and Marie meet Luiphon at a jeweler's at his request. Thoughts of Anastasia haunt Marie's happiness.
9. In Pursuit of Anastasia's Spirit2025-08-3025m7.0Kyros demands the truth of Anastasia's accident, but he and Marie are not prepared for the answers they find.
10. Please Call Off the Betrothal2025-09-0625m6.0Worried, Kyros arranges to meet with Norman. But as Marie hears him describe his apprentice, her fears grow.
11. The Empty Princess Lives2025-09-1325m6.0Marie's attacker talks about the past. Why did little Marie's life change so much? Why was she left in rags?
12. It's Time to Settle This2025-09-2025m6.0Marie is determined to settle things. But even with everyone's help, how will she confront her parents?
Cast
Top Billed Cast
Daiki Hamano
Kyros (voice)
Minami Tanaka
Anastasia (voice)
Ryohei Kimura
Louisphon (voice)
Yoko Hikasa
Mio (voice)
Sayaka Ohara
Ryu Ryu (voice)
Tetsuya Kakihara
Toppo (voice)
Tatsuyuki Kobayashi
Thomas (voice)
Yuuka Aisaka
Tunica (voice)
Availability
Where To Watch Legally
Crunchyroll
Crunchyroll Amazon Channel
Amazon Video
Apple TV StoreStreaming availability data provided by JustWatch.
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FAQ
Frequently Asked Questions
Is Betrothed to My Sister's Ex available to watch online?
Yes - see the "Where to watch legally" section on this page for streaming, rental and purchase options.
How many seasons does Betrothed to My Sister's Ex have?
Betrothed to My Sister's Ex has 1 season and 12 episodes.
When did Betrothed to My Sister's Ex first air?
Betrothed to My Sister's Ex first aired in 2025.
Is Betrothed to My Sister's Ex still running?
Betrothed to My Sister's Ex's status on TMDB is: Ended.
What genre is Betrothed to My Sister's Ex?
Betrothed to My Sister's Ex is classified as Animation, Comedy, Drama.