Margaery's eyes lit when she saw Jaime's panicked expression. He knew he didn't have her, he was grasping at straws. He was stalling. Margaery had to resist the urge to go to Hannibal when he defended her and killed the Lannister cousin.

But she remained silent, looking to Hannibal with pride and delight as they tormented Jaime without him being fully aware of his helplessness. He couldn't retaliate. They had him at their mercy.