Haruki is entranced by Setsuna's singing on the rooftop, and plots to get her to join the Light Music Club no matter what.  But she hates standing out, so convincing her is incredibly difficult.  Meanwhile, the club has an even bigger problem.  The elite student from Music Room 2 he was trying to persuade to join his club as the keyboard player isn't a member of the Music Class, it's a mysterious person whose class and identity are a total unknown.
I don't like talking about 
people behind their backs.
Ich red nicht so gerne über Leute
hinter ihrem Rücken.
No me gusta hablar de 
la gente a sus espaldas.
No me gusta hablar de 
la gente a sus espaldas.
Je n’aime pas médire 
dans leur dos.
Não gosto de falar das pessoas pelas costas.