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.
Did you think that lame effort 
would be enough to seduce me?
Hast du geglaubt, minimaler Aufwand 
würde reichen, um mich zu verleiten?
Te costará más seducirme.
Te costará más seducirme.
Vai precisar de mais esforço para me seduzir.