Demeter is not known for any flaw.
ask percy jackson
You do know that she's not real, right? She can't have a "last known location" if she never existed.
She is a Greek goddess so her last location would be Ancient Greece.
The sea.
hell
pooooop
Arion is demeters son!
He had no last known location because he was not real. Even if he were, he was a god, and thus, omnipresent.
Hera was a goddess and omnipresent. To assign a "last known location" implies that she had a physical form that could be attached to a single location. The Greeks did not see their gods this way.
demeters relitives well her children was persephone. also known as kore the maiden
Mount Olympus