The Reason My Boyfriend Married My Older Sister

Name: The Reason My Boyfriend Married My Older Sister
Genre: Drama
Released: 2025-08-07
Rating: 6
Cast: Shiori Akita, Takuya Kageyama, Riho Takada, Masashi Ikeda, Hinako Kitano

TV Show2025•star6.0(2)•trending_up3

Drama

Creator:

After a suspicious fall leaves her in a coma, Aiko wakes to a nightmare: her boyfriend is now married to her sister, and her promising career is gone. Trapped in a web of betrayal and secrets, she sets out to uncover the truth in this twisted tale of love, loss, and revenge.

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Details

Original Title私の彼が姉の夫になった理由

StatusEnded

First AiredAugust 7, 2025

Last AiredSeptember 25, 2025

Seasons1

Episodes8

TypeScripted

Origin CountryJapan

Original LanguageJapanese

Spoken Languages日本語

Keywords

revenge based on manga

Production Companies

Networks

Last Episode

S1 E8 • 9/25/2025

Episode 8

Saeko (Takada Riho) chokes Aiko (Akita Shiori) and says, "You lost," with a look of hatred on her face. However, Aiko still tells her that she loves her sister, even after learning everything. As Aiko loses consciousness and nears the end of her life, what will happen to her? Yuma (Kageyama Takuya) rushes to her side and apologizes for not noticing Saeko's suffering, but Saeko leaves the scene. Immediately after, something strange happens outside...! What will be the outcome of Saeko's sad revenge...? And how will the relationship between Aiko, Saeko, and Yuma end?

star5.0