1. "Um,"
2. "Is this..."
3. "Ah."
4. "Erika-san."
5. And the fact that she went out of her way to leave it in the bedroom means...
6. Erika-san must have put this here, right?
7. "The school uniform is nice, but..."
8. "I just have a lot of emotional attachment to the PJs, you know?"
9. "Wow."
10. "I had the other one sent over from my parents' house."
11. "I already had one here, but..."
12. "Did you bring your PJ over here too?"
13. Ah, is that why she was in such a good mood today?