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.
But they don't have the 
right to monopolize them.
Aber sie haben nicht das Recht,
 sie in Beschlag zu nehmen.
pero no de monopolizarlas.
Pero no de monopolizarlas.
que tu es autorisée 
à monopoliser cette pièce.
Mas não têm o direito de monopolizá-los.