Shin's summons to the castle doesn't go exactly as he thought it would when the princess challenges him to a duel. Then when the aftermath of their fight goes horribly awry, it's up to Schnee to investigate. 
We still don't fully understand them.
.ما زلنا لا نفهمها بالكامل
Aún no los entendemos del todo.
Aún no los entendemos del todo.
nous ne le comprenons donc
pas encore totalement.
che noi non comprendiamo ancora appieno.
Ainda não os entendemos completamente.
Мы вряд ли когда-нибудь получим ответ.