"I might have to go check out the music club then.. even if it is only to get some lessons. I don't wanna commit to the club though 'cause I've already joined baseball and drama." Besides, she didn't have a need to keep herself busy with extracurriculars anymore. A few was fine.
"Yeah, I guess it wouldn't be that bad if you're not really around. So how come you're never really there? Don't like being cooped up?" That would be a reason of Kim's. Being stuck inside for long was not good for her.