As the goddess of the underworld, she was also considered the goddess of all things mysterious; the Greeks imagined her fluttering with the souls of the dead at crossroads. Therefore, the cult of Hecate is sometimes associated with crossroads.(s)
a ticket to a family movie about a dog (s)
, where dogs were sacrificed in her cave(s)
a strange green-gold pen (s)
The Circle of Hecate - a golden sphere with a sapphire inside.
off the top of my head, but most likely, you need to look for allegories here.