Sounds like envy's newest song "Shinto".
Which as anyone who browses the NG audio portal knows is a huge compliment. Really great stuff. You've been added to my favs.
Mostly because of http://www.newgrounds.com/audio/listen/547634 - "Flawed perfection"
I call it "perfection" because that's what it is. If anyone wants to check out more of LRD I would suggest you start there.