The Hero of Ivaldi is the tenth volume of The Familiar of Zero.
A book involving a hero named Ivaldi who struggled in vain to save Lu, Tabitha reads this book during the end of the princess no rondo arc, which was given to her by Vitartial the elf.
Chapter 1 - The Ostland
Chapter 2 - The Elf
Chapter 3 - Anxiety and Jealousy
Chapter 4 - The Queen and the Knights
Chapter 5 - Siblings
Chapter 6 - The Imprisoned Six
Chapter 7 - Settlement of the Past
Chapter 8 - The Old Mansion of Orléans
Chapter 9 - Alhambra Castle
Chapter 10 - The Hero of Ivaldi