Nice Guy Ost Change -

The public and linguistic purists were not fans. Groups like the and the Hangul Society filed injunctions, arguing that a primetime drama on a major network (KBS) was "destroying the Korean language" and confusing viewers.

Despite the title and OST branding change, the drama remained a massive hit. Song Joong-ki’s performance cemented his status as a lead actor, and the OST—featuring tracks like by XIA (Junsu)—became iconic. Nice Guy Ost Change

Just days into the broadcast, the court and public pressure forced KBS to cave. They announced a title change to the grammatically correct . The OST Chaos The public and linguistic purists were not fans

In a meta-twist, the drama featured Lee Kwang-soo as a character named Park Jae-gil, who was often the "truly" nice guy, contrasting with the dark tone of the music. Fans often joked that the OST change was the only "nice" thing about the show’s gritty atmosphere. The Lasting Impact Song Joong-ki’s performance cemented his status as a

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The drama’s musical cues were heavily tied to the "Chakan Namja" branding. Every time a song was released on digital platforms like Melon or Mnet, the metadata had to be updated to reflect the "Corrected" title.