The Test in Serpentback Cave

"My specialty is drawing straight lines." Coco, her eyes shining, intently reads the textbook, her mind even more focused on studying magic. Meanwhile, Riche shows no interest in looking at or trying to memorize the magic in the textbook. Keyfree gently urges her to look at the textbook, but Riche gets angry and storms out of the room. Just then, news arrives at the atelier about the second "Pentagram Test."