In addition to shaking his world-view, Keiki's encounters with the abnormal have led him to conclude that neither Sayuki nor Yuika are the elusive Cinderella. Through process of elimination, the only one remaining is Mao.
You're the only person
that I want to make a slave!
Ich möchte niemanden
außer dir zum Sklaven!
¡Eres la única persona que quiero
que sea mi esclavo!
É a única pessoa que
quero como escravo!