Season 3, Part 2, Episode 122: Believe in Love: Ami the Kindhearted Guardian (EP122)
Résumé de l'épisode 122
Usagi and the others sneak into the practice examination site of the suspicious Mugen Academy, where they meet a student named Yui Bido who takes an interest in Ami's intelligence. Inviting her to a secret underground lab, Yui shows Ami her projects and explains the teaching philosophy of Mugen Academy.