No, you will find out about it in 203; it's actually the rehearsal recording of a pianist, Sofia, 10 yrs ago with Compton. It recorded how badly Compton treated her, and she posted it online. Heejae planned it all.
In the moments we see garam in all white, Yes, heejae is thinking about the manager but only as a reminder of what he can lose, if he doesn't change. That's why he's more gentle and caring with garam. He doesn't want to lose garam!!!
What's that last panel?? Dis someone record them in the car?!
spoiler
No, you will find out about it in 203; it's actually the rehearsal recording of a pianist, Sofia, 10 yrs ago with Compton. It recorded how badly Compton treated her, and she posted it online. Heejae planned it all.