YouTubeJune 9, 2026
Kim Jae-hwan Just Dropped an OST Everyone's Talking About
Summary
Kim Jae-hwan released "What If?" for the drama Doctor on the Edge and it's already picking up traction. The Wanna One alum's voice paired with a medical drama OST has fans streaming it non-stop. It's that emotional ballad vibe Koreans can't get enough of right now.
Why it went viral
Kim Jae-hwan has a loyal fanbase from his Wanna One days, and they always show up when he drops new music. OSTs for medical dramas tend to perform really well in Korea because the genre itself is huge right now. Plus his vocal tone is exactly what Koreans look for in a ballad — stable, emotional, and powerful enough to carry a dramatic moment.
Main Story
Kim Jae-hwan just released "What If?" as part of the Doctor on the Edge OST and it's already getting serious buzz. The Wanna One alum's voice hits different on this emotional ballad, and fans are streaming it on repeat. It's got that perfect mix of drama tension and vocal power that makes Korean OSTs so addictive.
Backstory
Kim Jae-hwan was part of Wanna One, one of the most successful K-pop groups to come out of the Produce 101 series. After the group disbanded, he went solo and has been consistently releasing music, especially OSTs. In Korea, OST releases are a big deal — they're not just background music, they're chart-toppers and streaming monsters if done right.
FAQ
Who is Kim Jae-hwan?
Kim Jae-hwan is a South Korean singer who was part of Wanna One, a project group formed through the reality show Produce 101 Season 2. After the group disbanded in 2019, he debuted as a solo artist and has released multiple albums and OSTs. He's known for his powerful vocals and emotional ballad delivery.
Where can I listen to What If? by Kim Jae-hwan?
You can stream "What If?" on major music platforms like Spotify, Apple Music, YouTube Music, and Melon. The official music video and audio are also available on YouTube. It's part of the Doctor on the Edge OST Part 2, so you'll find it under that album title too.
Why are Korean drama OSTs so popular?
Korean drama OSTs are designed to amplify emotional moments in the story, so they're super memorable and tied to specific scenes viewers love. Top artists release OSTs, so the quality is really high. Plus, they chart independently and get heavy streaming because fans want to relive the drama's emotional beats even after the episode ends.
#Kim Jae-hwan #K-drama OST #Wanna One #Korean Ballads #Medical Dramas