Sayo has been addressed by name like a dozen plus times. We still don't know the older sister's name, cause Sayo just addresses her as Sis.
I want to be alone so I can concentrate.I can stay to study a bit too.Stop bothering your sister, Sayo.I want to go home with you.
To Be Continued
But I'll be fine as long as I'm with you, right?No.What's that mean...Mom and dad were angry because you also broke the curfew the other day, remember?Please.No you won't!Do as I say!I only wanted to cheer her on from the side...My exam is coming soon.I'll just be a bother to her if I stay here...?Okay...