The one manipulating Ocoho was Mordred, but Mordred claims that Queen Boudica herself is a traitor with connections to a shady organization called the Faithful of the Hermit. Ocoho is left unsure what she should believe, but Seth's advice helps her make a decision. On the day of the ordination ceremony, Ocoho exposes the truth and questions Queen Boudica in front of everyone, declaring that some of the knights are traitors.
We could've gotten through easily 
without the disguises.
.كان بإمكاننا التّسلّل بسهولة دون الأزياء
Wir wären auch ohne
Verkleidung durchgekommen.
Podríamos pasar desapercibidos
sin los disfraces.
Podríamos pasar desapercibidos
sin los disfraces.
On n’en avait pas besoin
pour réussir à entrer.
Avremmo potuto passare facilmente 
anche senza travestirci.
Poderíamos passar
facilmente sem os disfarces.
Мы бы легко прошли и без маскировки.