English: The Familiar of Zero: Rondo of Princesses
Synonyms: Zero no Tsukaima: Princess no Rondo, Rondo of the Princesses, Zero's Familiar 3rd Series, Zero no Tsukaima S3
Japanese: ゼロの使い魔 ～三美姫（プリンセッセ）の輪舞（ロンド）～
Aired: Jul 7, 2008 to Sep 22, 2008
Genres: Action, Adventure, Comedy, Ecchi, Fantasy, Harem, Magic, Romance, School
Rating: PG-13 – Teens 13 or older
MAL: Zero no Tsukaima: Princesses no Rondo
Following Saito’s heroic actions in the War with Albion in season two, Saito and Louise return to Tristain, only to have the runes which bind Saito and Louise disappear. Saito and Louise struggle with a relationship no longer defined as Master and Familiar, as they search for an Elf who has the power to restore the dead to life, and may hold the key to understanding Saito’s loss of the Gandalfr’s power.