The OST for ‘Guardian: The Lonely and Great God’ aka ‘Goblin’, which stars Lee Dong-wook and Gong Yoo, is arguably still one of the best K-drama OSTs (Photo: tvN)
Cover The OST for ‘Guardian: The Lonely and Great God’ aka ‘Goblin’, which stars Lee Dong-wook and Gong Yoo, is arguably still one of the best K-drama OSTs (Photo: tvN)
The OST for ‘Guardian: The Lonely and Great God’ aka ‘Goblin’, which stars Lee Dong-wook and Gong Yoo, is arguably still one of the best K-drama OSTs (Photo: tvN)

The role of OSTs in K-dramas is far more significant than many people realise. Here’s why

If you’ve ever found yourself humming a tune from your favourite K-drama, you’re not alone. The role of original soundtracks (OSTs) in K-dramas is undeniable and at the heart of every K-drama is its OST. Often, it’s not just background music but a crucial part of the storytelling.

Read more: 18 popular K-drama title songs that will give you an earworm–or two

They have the power to elevate emotional scenes, highlight key moments, and even make the plot more immersive. A perfect OST can take a K-drama from being simply enjoyable to unforgettable. But how do OSTs manage to create such a lasting impact on viewers? Here, we’ll explore the magic behind the music and its role in crafting the most memorable K-drama moments.

Tatler Asia
Punch and EXO’s Chanyeol in the studio recording ‘Stay with Me’ for the OST of 2016’s ‘Guardian: The Lonely and Great God’ aka ‘Goblin’ (Photo: YouTube)
Above Punch and EXO’s Chanyeol in the studio recording ‘Stay with Me’ for the OST of 2016’s ‘Guardian: The Lonely and Great God’ aka ‘Goblin’ (Photo: YouTube)
Punch and EXO’s Chanyeol in the studio recording ‘Stay with Me’ for the OST of 2016’s ‘Guardian: The Lonely and Great God’ aka ‘Goblin’ (Photo: YouTube)

The emotional connection between OSTs and viewers

K-drama producers carefully select songs that match the emotion and mood of the scene, making the music an inseparable part of the experience. Whether it’s a heart-wrenching ballad or an upbeat track, the OST helps build an emotional connection with the viewer.

Think about those moments when you’re watching a K-drama, and the music swells just as the lead characters share a tender look or a tearful goodbye. It’s no coincidence that these scenes stand out. The combination of the visuals and the carefully chosen music makes the moment more impactful, evoking a deep emotional response. The power of music in K-dramas is undeniable, and it’s often the OST that turns a regular scene into an iconic one.

See also: 7 memorable second leads that K-drama fans can't get enough of

Setting the tone: How OSTs create an atmosphere

 
K-dramas are known for their ability to shift between various emotions in a single episode. One minute, you might be laughing, and the next, you’re wiping away tears. The right OST sets the tone for these transitions. A dramatic scene is often complemented by an intense soundtrack, while lighter, romantic moments are enhanced by soothing or upbeat tracks.

Take, for example, the iconic K-drama Guardian: The Lonely and Great God, aka Goblin. The soundtrack is filled with hauntingly beautiful tracks that mirror the dark yet romantic nature of the story. Each song is carefully placed to reflect the inner turmoil or the hopeful moments of the characters. The OST, in this case, is more than just music; it’s a reflection of the K-drama’s tone, guiding viewers through its emotional rollercoaster.

Above ‘Stay with Me’ became the first ‘Goblin’ OST to surpass one million downloads on South Korea’s Gaon Music Chart

Songs that become a part of the story

Some K-drama OSTs are so perfectly tied to the plot that they become a part of the story itself. Think about the hit track “Stay with Me” from Goblin, or “Beautiful” from Boys Over Flowers. These songs aren’t just background tracks; they’re emblematic of the characters’ emotions and struggles.

In Descendants of the Sun, the song “Always” by Yoon Mi-rae becomes a key emotional cue whenever the couple is separated or going through difficult moments. The OST serves as a reminder of the deep bond between the characters. Without the music, these moments may not have had the same impact. OSTs also have a way of staying with viewers and fans often find themselves revisiting the music, which can evoke the same feelings they experienced while watching the show. This connection adds to the overall enjoyment and memorability of the K-drama.

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The power of lyrics

While instrumental tracks can be effective, songs with lyrics tend to leave a deeper impression. The words speak directly to the viewer’s emotions, making the connection even stronger. The lyrics of an OST can mirror the character’s feelings, conveying emotions that words alone may not be able to express.

In My Love from the Star, the song “My Destiny” captures the longing and depth of the main character’s love, and it’s almost impossible to hear that song without thinking of the characters and their emotional journey. When the lyrics align with the plot, the impact is far greater.

Above ‘Always’ by Yoon Mi-rae for the ‘Descendants of the Sun’ OST, which topped local music charts and sold over 60,000 copies

How OSTs enhance visual storytelling

K-drama OSTs are not simply about adding music to a scene–they are about enhancing the visual storytelling. In the beloved 2019 K-drama Crash Landing on You, the track “Here I Am Again” adds layers to the emotional intensity of certain scenes, allowing viewers to fully grasp the tension and the longing that the characters feel. The music draws attention to subtle nuances in the actors’ performances, making the overall storytelling experience more immersive.

Some of the most memorable moments in K-drama history are linked to their OSTs. Imagine Boys Over Flowers without T-max’s “Almost Paradise” or The Heirs without the emotional resonance of Park Shin-hye’s “Story”. These songs have become synonymous with the K-dramas they belong to, and their association with key moments only adds to the memorability and evokes a certain feeling whenever it’s heard again, long after the show has ended.

Read more: The success formula behind workplace K-dramas like ‘Misaeng’ and ‘Start-Up’

The cultural impact of K-drama OSTs

The influence of K-drama OSTs goes beyond the screen. These songs often become hits in their own right, topping music charts and reaching international audiences. Some OSTs even outshine the K-dramas themselves in terms of popularity. Songs from K-dramas have been streamed millions of times on platforms like Spotify and YouTube, proving that the music resonates with a wide range of people.

Many K-pop idols—EXO’s Chanyeol, IU, SNSD’s Yoona, BtoB’s Yook Sung-jae, Apink’s Jung Eun-ji, Red Velvet’s Joy—have flexed their vocals by contributing to OSTs, and their involvement adds another layer of excitement for fans. The soundtrack of a K-drama often becomes a cultural sensation, with fans eagerly awaiting new releases and sharing their favourite tracks online. The impact of a well-received OST can extend the life of a K-drama, keeping it relevant in popular culture for years.

Above ‘Here I Am Again’ by Yerin Baek for the ‘Crash Landing on You’ OST

OSTs that became anthems

Some OSTs become anthems for K-drama fans. The song “You Are My Everything” by Gummy from Descendants of the Sun became an instant classic, a tune that’s easily recognised even by casual viewers. Its success extended far beyond the K-drama, often used in variety shows, concerts, and other media. The song is now synonymous with the K-drama itself.

Similarly, the modern classic “That Woman” by Baek Ji-young from the 2010 K-drama Secret Garden has stood the test of time, continuing to be beloved by fans of both the K-drama and the genre. These songs become part of the fabric of K-drama culture.

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From setting the tone of a scene to reflecting the inner emotions of the characters, K-drama OSTs add depth to every storyline. It’s no wonder that many of the most memorable moments in K-dramas are tied to the music. As K-dramas continue to captivate global audiences, one thing is certain: the OST will always play a vital role in shaping the K-drama’s impact, ensuring that each moment is memorable and that the emotional journey stays with viewers.

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