Choo Young Woo surprises fans with heartfelt song after 'The Trauma Code: Heroes on Call' hits number 1 on Netflix worldwide.

Netflix Korea recently shared a video of Choo Young Woo charmingly crooning a rendition of Roy Kim's "When Spring Comes" to express his gratitude for the show's global success. In the video, Choo Young Woo, known for his role as Yang Jae Won in the series, shared, "Hi, this is Choo Young Woo. I promised to sing a song if 'The Trauma Code' reached number 1 globally, and I'm so grateful for all the love and support."

Accompanied by an acoustic guitar, the actor showcased his impressive vocal skills, leaving Korean netizens in awe:

"His singing is amazing. I already knew he had a great voice, but this exceeded my expectations."

"His voice is incredibly soothing."

"He sings with such ease."

"He's a talented actor and singer."

"He needs to release an album with that voice."

"He sounds just like Roy Kim!"

Choo Young Woo's melodious performance has captivated fans worldwide, sparking admiration for his multifaceted talents.