The Teacher explains the World Formula theory. Vanitas is put off by Noé and Dominique's relationship. Dominique rakes Vanitas over the coals. Vanitas encounters Jeanne again and reveals himself to the ball guests. Chaos ensues when gate crashers arrive.
And it's all because
you came along with me,
،وكلّ هذا لأنّك رافقتني
Immerhin bist du jetzt bei mir.
Y todo porque viniste conmigo,
Parce que tu es désormais
à mes côtés.
E devo tutto al tuo arrivo da me...
Tudo, porque você me acompanha,
А всё потому, что ты тогда 
согласился пойти со мной.