The Three Guardians Picture

Wanna know why these three look like Kai, Hilary and Lily?

TOO BAD! I AIN'T TELLING!
GoddessMaker: Titanesses - Mnemosyne, Phoebe, Rhea
Hephaestus: Ch06-07
The Three Guardians
Persephone
ISdN - Hades and Persephone 5