Zuzu passes the ring into Arkhen's hand, telling her about the ring being out of charges, that recharging occurs at dawn, and to try and avoid expending all charges lest the ring crumbles to dust.
After which, he examines the skeleton's remains for clues. He clearly saw it drop from the ceiling. How did it get up there? Can it fly? Is someone puppeteering it?
SpoilerInvestigation: (d20+7)[19]