In Saiunkoku's Sa province, Shuurei Kou and her friend Eigetsu To, a gifted boy from a modest background, are appointed co-governors with a vision to transform the region into an educational hub. As Shuurei ventures to the capital to secure approvals for their ambitious plans, a deadly pandemic strikes, jeopardizing the newfound peace. While Shuurei relies on Eigetsu to manage the crisis in her absence, personal demons from his past threaten to derail their efforts. With adversaries circling and her authority at risk, Shuurei, the province's first female official, must rally her allies to combat the outbreak and protect their dream of prosperity. Will she conquer the mounting challenges or succumb to the obstacles in her path?