Betrothed to My Sister's Ex (2025)

Animation · Comedy · Romance

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!

IMDb rating: 6.9 (640 votes)
Episode average: 8.0 +1.1 vs IMDb
Seasons: 1
Streaming (US): Crunchyroll
Language: JA
Type: TV series

Rating trend: this show's seasons do not settle into one shape. Rising Shows ranks whole shows by the shape of their rating trend rather than one average score, which is how you find a show that got better rather than a show that started well.

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Ratings refreshed Oct 3, 2026 · 1 season indexed

Cast

Seasons

Season 1 (2025)

7.97 avg 12 episodes 8.1 → 8.3 24 min avg

Rebound

Season 1 episodes - IMDb ratings
#	Title	Rating	Votes
1	I Could Never Replace My Sister	8.1	44
2	Marie, I Want to Marry You	7.8	39
3	A Life I Saw in a Dream, and a Dream-like Life	8.1	35
4	I've Found the Things I Like	8.1	33
5	The Prince and the Pitch-Black Warrior	8.2	29
6	Am I Enough As I Am?	8.3	30
7	You're So Close, I Think You May Make Me Dizzy	8.3	32
8	A Gift More Lovely Than Jewel's	7.8	32
9	In Pursuit of Anastasia's Spirit	7.6	31
10	Please Call Off the Betrothal	7.4	32
11	The Empty Princess Lives	7.6	26
12	It's Time to Settle This	8.3	26