Natalie headed for her desk to take her wand while repeating the spell in her head. Oculus Focalis, she thought. Or was it Ochullus Focalis? Either way, she has to memorise it, because she has to perform the spell with both eyes closed.

Oculus Focalis, Oculus Focalis, Oculus Focalis. Swish and tap. Swish and tap. Swish and tap. Oculus Focalis.

She took a deep breath, closed her eyes, and started. She swished her wand, tapped her right eyelid (a bit too hard, she winced a bit), and said, "Oculus Focalis." Nat is still frightened that she will not do the spell correctly, as she isn't very good at it. But . . . .

"Whoaaaaaa..."