Yellow eyed women existing both in and out of mirrors.
The Twins believe their mother is dead but refuse to abandon their mission: protect the heart’s blood of the Antediluvian. They traced John Portor to Champaign, brought their siblings there, and captured Raymond Martock.
Though Martock was freed, eventually they did get the jewel back. The price was giving the local Kindred advance warning of the Inverted Lord’s plans.