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.
But now I see. I've been going
about this backward.
لكن الآن قد فهمت. كنتُ أقوم بالأمر بشكل عكسيّ
Jetzt ist mir klar, dass ich das Ganze
von der falschen Seite angegangen bin.
Pero ya veo. Todo lo he estado
haciendo al revés.
Mais peut-être bien
Ma ora ho capito. Era il mio modo 
di fare ad essere sbagliato.
Mas agora percebo.
Estou fazendo isto ao contrário.
Но я всё понял.