The White Cat's Revenge as Plotted from the Dragon King's Lap Vol. 3 (manga)

After discovering the horrific conditions in Nadasha, Ruri decides she can't sit on the sidelines any longer. Determined to prevent the outbreak of war, she'll somehow have to convince the Priestess Princess herself--Asahi, the last person she ever wants to talk to again. Can Ruri's naive and clueless childhood friend be made to see reason?!