Broken soul, yet not separate (seraph of the end)

Ever wonder how mika suppressed so much pain?
well let's say there is more going on in his mind then he will ever let anybody know, yet there's is two that know. Another adopted one by the Queen, and kurl herself.
Ever since he meet the other adopted after being turned there sibling relationship was made, her nickname being known as princess and more might give a hint, come find out why...