The Reason My Boyfriend Married My Older Sister

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

私の彼が姉の夫になった理由 (2025)

Seasons: 1, episodes: 8

Drama

Japan

MBS

Average rating: 6/10 2

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6/10
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All about the series

Video 0

Photo 2

Actors and characters

Series poster "The Reason My Boyfriend Married My Older Sister"

Photo 2

Production

MBS, Studio Blue

Premiere

7 August 2025

Last episode

25 September 2025

Status

Completed

Scenario

Erika Toyama

Composer

Mizuki Kanno

Producer

Fumitsugu Ijuin

All team (7)

Actors

Shiori Akita

Aiko Miyata

Takuya Kageyama

Yuma Yoshimura

Riho Takada

Saeko Miyata

Masashi Ikeda

Takatoshi Makino

Hinako Kitano

Mai Yamaoka

Mariko Akama

Yuriko Yoshimura

Tomomi Maruyama

Masaki Yoshimura

All actors and roles (7)

Short description

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.