No. 0 asks about magecraft, prompting Irisviel to explain how magi bloodlines specialize in different forms and how their abilities are passed down through generations. Assassin secretly observes the lesson before quickly retreating. Irisviel also explains why Servants use class names and avoid revealing too much about their identities.
Written by Kinoko Nasu and included in the BD Box I, this is a Q&A corner hosted by Irisviel and the mysterious girl dubbed Disciple no. Zero.
