Soundtrack
The movie had different soundtracks in Korea, in Japan and in the US. The original Korean soundtrack was scored by Yeong Park and features two songs from Korean nu metal band R.F. Children. It is mostly rock music. The Japanese soundtrack was written by Daita (former guitarist of Siam Shade), it's similar in style, mostly rock music. The US version is a completely altered version from the original featuring hip hop music.
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