A second-year student and Agnès' upperclassman at Aramis Academy, who transferred in as an exchange student from the Liberl Kingdom. As she excels at finding solutions for virtually every issue in existence, Renne is considered by many to be a genius. She currently serves as Aramis' Student Council president. Renne's personal history defies most people's wildest imaginations; in addition to serving as an Enforcer for the Society of Ouroboros, she has also published a number of doctoral-level dissertations, some dating as far back as her early childhood. As a result, Renne has caught the eye of a number of engineers throughout Zemuria and the CID—as well as certain members of the criminal underground. During the incidents surrounding Almata and the Oct-Geneses, she lent her aid to both the Arkride Solutions team and the Bracer Guild. Renne's reason for initially entering the Republic was to accomplish a mission tasked to her by the West Zemuria Tech Union. As this mission has recently been completed, she has decided to temporarily return to Liberl—in spite of Aramis Academy's fast-approaching school festival...