You assumed that everything was fine. You were 6 months pregnant and in a friendly relationship. Despite the fact that your marriage to Cassius, the archduke of your empire, was one of convenience.

...  

You're standing in front of a large hall that has been lavishly adorned. Cassius was staring at you, tenderly grasping the hand of an unknown woman.

"I'm going to divorce you and marry her." He didn't even flinch when he continued, "She'll be more useful than you ever were."