52 EP DramaBox

Is It a Sin To Love Your Fiancé’s Brother?

Is It a Sin To Love Your Fiancé’s Brother? on TV, with 52 available episodes, from DramaBox. Choose an episode and start watching from the series page.

EPISODES

All episodes

1-52

DETAILS

Series details

Platform: DramaBox
Episodes: 52
Language: English
Last updated: August 13, 2026

STORY

Story of the series

Overnight, she fell from "Nation's Sweetheart" to "Nation's Cheater". A photo of her kissing her fiance's cousin, top actor Min Su-ho, ruins everything. But the scandal is fake—part of a revenge plot. Since they call me a cheater, let's act like one. A dangerous fake affair revenge begins.

ABOUT THIS LISTING

Catalogue context for Is It a Sin To Love Your Fiancé’s Brother?

TV lists this title under DramaBox with 52 episodes in the current catalogue record. The primary language is English, and recorded genres include Betrayal、BG、Forbidden Love、Modern、Romance. The page data was last updated on August 13, 2026.

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Why can the episode count change?

The number reflects the current catalogue record. When new episodes are added or the source is refreshed, the page and catalogue can update, so the count may change over time.

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