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.
She's way better than I am.
Sie ist viel besser als ich.
Mucho mejor que yo.
Mucho mejor que yo.
D’un niveau bien 
supérieur au mien.
Ela é muito melhor do que eu.