Betrothed to My Sister's Ex
Series 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!
Broadcast Schedule & Network Information
Airing status, episode counts, upcoming schedule, and network syndication.
1 Season • 12 Episodes
2025 – 2025
Premiered: Sat, Jul 5, 2025
Creative Production Team
Latest Aired Episode
Season 1, Episode 12: “It's Time to Settle This”
Marie is determined to settle things. But even with everyone's help, how will she confront her parents?
Seasons & Episodes Breakdown
Trailers, Teasers & Extra Featurettes
Official promotional previews, behind-the-scenes footage, and exclusive clips.
Official Trailer [Subtitled]Official
Type: Trailer • Published 2025-06-18
Cast & Creators
Explore Star Directory →
Creative Leadership & Key Crew
Takayuki Kitagawa
Kenta Ihara, Tobirano
Kujira Yumemi
Kei Machida
Ayako Tan
Shintaro Yoshitake, Kohei Matsuoka, Masanori Ishii, Honoka Ozaki, Toru Nakamura
Department Leadership Roster
Kujira Yumemi
Original Music Composer
Kei Machida
Director of Photography
Ayako Tan
Editor
Shintaro Yoshitake
Producer
Kohei Matsuoka
Producer
Masanori Ishii
Producer
Honoka Ozaki
Producer
Toru Nakamura
Producer
Rei Harada
Producer
Misaki Sugiura
Producer
Age Classification & Content Advisories
Official viewer rating standards and content warnings across international classification boards.
TV-14: Parents Strongly Cautioned — Contains material unsuitable for children under 14.
International Certification Matrix
Parental Guidance — Recommended for mature viewers.
Interdit aux moins de 12 ans — 12+ only.
Parents Strongly Cautioned — Contains material unsuitable for children under 14.
Production Stills & Gallery
Official cinematic photography and background stills for Betrothed to My Sister's Ex.
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Frequently Asked Questions About Betrothed to My Sister's Ex
Key facts, seasons breakdown, and credits for search engines and AI assistants.
What is Betrothed to My Sister's Ex about?
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!
How many seasons does Betrothed to My Sister's Ex have?
Betrothed to My Sister's Ex comprises 1 season available to explore.
Who stars in Betrothed to My Sister's Ex?
Key cast members in Betrothed to My Sister's Ex include Rena Motomura, Daiki Hamano, Minami Tanaka, Ryohei Kimura, Yoko Hikasa.
Who created or directed Betrothed to My Sister's Ex?
Betrothed to My Sister's Ex was developed and directed by Takayuki Kitagawa.