Possible Clues:

• Vengeance makes sin seem fatuous
• Sibling beginning to eat blokes up - her downfall?
• It's just ice
• Goddess seems in trouble
• Release of man reflected one's fate
• Goddess of revenge
• Greek goddess — opponent who cannot be beaten
• Macduff, to Macbeth
• Seem in sin and that's how you had it coming to you
• Threat of this makes sin seem dodgy