Since learning she is the Ruby, the final member of the time-traveling Circle of Twelve, nothing has gone right for Gwen and she holds suspicions about both Count Saint-German and Gideon, but as she uncovers the Circle's secrets she finally learns her own destiny.

"Originally published in Germany in 2010 by Arena Verlag GmbH under the title Smaragdgrün. Liebe geht durch alle Zeiten.". Sequel to: Sapphire blue.