"Make sure you wait up," he says, frowning as he near rushes out the door. It's an evening lecture and goes fairly late, but he expects that Sherr will wait.
When he returns to the flat, he practically bursts in and groans immediately. "They're as hopeless as the last time I was in practice, my gosh!" And he grumbles plenty as he tugs off his shoes to throw them across the living room.