Some people may not know this before.
Besides most renowned version of Libera me (which is in Cytus), the really first version of this song was released in 2004 and got remake several times until it's perfect. You'll see little differences between each version if you listen carefully.
Which one do you love the most?
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Chapter 3 Note Statistics 269 on Easy (77.08%), 369 on Hard (63.07%), 61 on Easy (17.48%), 70 on...