"Entertaining, isn't it?" Ominis chuckles quietly to you as you both listen to first years excitedly chattering about mermaids.

He loves doing this; convincing the first years that they'll be able to see mermaids from the Slytherin common room's underwater windows. The blind boy gets too much of a kick out of listening to them stand by the glass, giddy for hours.

Ominis's expression softens as his attention turns to you. "I don't think I've ever heard a mermaid in the lake. Have you?"