The "elite student in music room 2" turns out to be Haruki's delinquent classmate, Kazusa Touma.  With his characteristic pushiness, he tries to get her to join the light music club.  But his pushiness backfires, and only makes her more annoyed.  Setsuna gets irritated... no, involved, and approaches Kazusa secretly.
It didn't happen in that order.
Es ist nicht in dieser Reihenfolge geschehen.
No pasó en ese orden.
Ese no es el orden.
Je te jure que 
c’est l’inverse.
Não foi nessa ordem.