I noticed something. There is no male choir. Does this mean that Ragna detached himself from her, and they will never be one? 

Xenoblade Chronicles - Mechanical Rhythm

Blazblue : Awakening The Chaos II

The 2D fighting game made by ArkSystem titled Blazblue

Hyde VS. Seth's theme from Under Night In-Birth Exe: Late[st]
I do not own Under Night or any other French-Bread/Arc Systems properties.