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The Reason My Boyfriend Married My Older Sister poster

The Reason My Boyfriend Married My Older Sister (2025)

First aired August 7, 20251 season · 8 epsEnded
7.0

1 votes

Drama
Official Site

Overview

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.

Top Billed Cast

Shiori Akita

Shiori Akita

Aiko Miyata

Takuya Kageyama

Takuya Kageyama

Yuma Yoshimura

Riho Takada

Riho Takada

Saeko Miyata

Masashi Ikeda

Masashi Ikeda

Takatoshi Makino

Hinako Kitano

Hinako Kitano

Mai Yamaoka

Mariko Akama

Mariko Akama

Yuriko Yoshimura

Tomomi Maruyama

Tomomi Maruyama

Masaki Yoshimura

Seasons

Status

Ended

Language

Japanese

Type

Scripted

Last Air Date

September 25, 2025

Networks

MBS

Production

MBSst'blue

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