What about the scene itself? Were there footprints?

[ He'd hope so, unless the ghosts decided to murder, in which case, rude af. But he's more asking if there were two sets rather than just Clover's, since that one is fairly obvious. ]

And I suppose for Clover herself, it seems important that we establish her whereabouts throughout the day too. When we find the gap, we'll be able to narrow down our timeframe further.