Ahead of his official Korean comeback, Kim Hyun Joong released his new track “Unbreakable” along with its full music video.

“Unbreakable” is a song that consists of heavy sound effects and elements of Korea. Jay Park wrote the lyrics and featured on the song as the rapper. The song was produced by Steven Lee while Lyle Beniga, former choreographer for Usher and Christina Aguilera, designed the choreography.

It was revealed that the music video for “Unbreakable” costs 300 million production fees and is directed by director Jo Soo Hyun, who headed the music video for Psy’s “Gangnam Style” and “Gentleman”.

Kim Hyun Joong will release his third mini-album ‘ROUND 3’ on July 22.