The Tenshi's servant Hane is actually Kyoukei, acting Master of Zensei, who believes Den Shinchuu possesses an important secret concerning the Koushin War.
He reveals that he hid his identity to get closer to Den Shinchuu and planned this attack so he could acquire that secret.
However, when Den Shinchuu refuses to talk, Kyoukei summons Meikonjutsu user Ro Ryou and tries to steal Den Shinchuu's memories...
Yes. What you're afraid of 
is talking in your sleep.
.نعم. ما كنت تخشاه هو التّحدّث في نومك
Genau. Du hast Angst davor,
im Schlaf zu reden.
Sí. Te aterraba la idea
de hablar dormido.
Sí. Te aterraba la idea
de hablar dormido.
Ce dont vous avez peur,
c’est de parler dans votre sommeil.
Sì. Ciò che tanto teme è di parlare nel sonno...
Sim. Você tem medo de
falar enquanto dorme.
Да, вы боитесь говорить во сне.