Responses

She dies. She starts a war when her plan to harm Blondina and control the Shinsu fails.
The Emperor realises he is the one who is to blame for how she turned out (Adellai was his favorite child and protégé) and abdicates in favor of Lart.
Lart marries Lucy and she becomes the Empress.
Amon and Lart become friends after Lart reconciles with Blondina and they bond.
The next chapter is going to prove he is the best wingman Amon could hope for. Since he more or less puts forth the idea of marriage as a bargaining chip to give the Emperor what he asked of Amon.