It's a day of new beginnings at the College as Chise attends her first day of classes and meets some of her fellow students, and Elias adopts a mysterious guise for his first time teaching as a visiting instructor.
In other words, it's entirely transactional.
.بعبارة أخرى، المصلحة متبادلة
Man kann also sagen,
bei uns wäscht eine Hand die andere.
On est sur un pied d’égalité.
Per farla breve, è uno scambio perfettamente alla pari.
Ou seja, é algo totalmente equilibrado.
Так что у нас исключительно
деловая сделка.