'Knudlac, is that you?"

Miss Harmony stopped the professor, but she didn't smile as usual when she met someone.

'Is there anything wrong, Harmony?"

'No, I went to check Elizabeth in her room. You just know how much I love her. But I didn't find her there."

'It's been at least 10 minutes until bedtime. She may be still in the library, you know she spends her time there before going to sleep."

'Yes I know."

Professor Knudlac looked with the same calm smile ...