The Underground Tennis Tournament: The Campbelldon Loid and Fiona disguise as a married couple and participate in an underground tennis tournament hosted by Cavi Campbell in order to win a painting that contains the location of a dossier, whose contents if revealed might reignite the war. Fiona wants to use this chance to show Loid how capable she is, in order to replace Yor's role in Operation Strix. They defeat all of their opponents and reach the finals against Campbell's children; however, Campbell rigs the tournament to give his children the advantage. Meanwhile, Yor is worried about the relationship between her husband and Fiona.