Music for games like Violent Storm and other konami games have different sound levels than real hardware
For example heres what violent storm's music sounds on fbneo
this is what it is supposed to sound like https://www.youtube.com/watch?v=bSIOPPBewPE&list=PLAE97B9B3F54D6689&index=3&pp=iAQB8AUB
the same bug happens in plenty other konami games