*The sneeze feels like nothing more than a tingle of something Regulus will very later recognise as joy spreading down onto his face, but he remains frozen for a moment, expecting a rain of snot.

When none comes, he snaps back into life, and scrambles out from under the luminescent animal, looking wildly around for the Dementors but only seeing Barty instead, standing just behind his patronus and probably in need of a handkerchief.*

Where- what...