Although the authorities try to hush the matter up, it is apparent that, at the full moon, Megaera, a Gorgon, leaves her castle lair, and anyone looking at her face is turned to stone. When this ...

So it is that Perseus finds himself agreeing to find and defeat the Gorgon - a monster called Medusa ... in the face is turned instantly to stone - so Hermes is intending Perseus to use the ...