Now that her misunderstanding about their engagement being a farce to please the nobles and pacify the current political climate has been resolved, Elianna and Prince Christopher are able to set a date for the official wedding in the spring. In the meantime, the prince is sent off on a diplomatic errand, and Eli is selected to act as his proxy in this year's Autumn Hunting Festival. Scheming is afoot as someone suspicious from a foreign land infiltrates the festivities—their sight set on Eli. But just what are their intentions? And who is the mysterious phantom of the past, "Ladybird"?