A Certain Student's Secret

1 What? Moon over the Ruined Castle? 2 The Heroes Are a Couple of Beauties 3 Stellar Wars 4 Why Am I a Teacher?! 5 The Lesson Will Now Begin 6 Becoming a Three-Star Chef 7 New Member Audition 8 The Notorious Beautiful Sisters 9 The Perverted Dragon 10 Watch as I Improve the World 11 Summer of Growth and New Skills 12 Attack of the Giant Monsters 13 The Very Busy Academy Festival 14 I'm Not a Fan of High Society 15 A Fierce Tournament 16 A Certain Student's Secret 17 Mutation Hazard 18 Fall of the Academy City 19 The Unruly Merchant 20 The Utterly Hateable Good-for-Nothing 21 The Heroes Fight Bravely 22 Fight On, Hero! 23 Rival Revenge Match 24 Sorcerer vs. Draconid 25 Party Beneath the Moonlight