Time has passed since the incident at Magata Labs, and Saikawa and Nishinosono's daily life is returning.  Then one day, Shiki visits Saikawa at the university library..
What is the difference between you and me?
ما الفرق بيني وبينك؟
Worin liegt der Unterschied?
¿En qué nos diferenciamos?
¿En qué nos diferenciamos?
Et qu’est-ce qui nous différencie,
vous et moi ?
In cosa siamo diversi lei e io?
Então, em que somos diferentes?  
Eu e você, Doutora?