After finding success together in their second trials, Coco and her friends return to the warmth of the atelier. Before long, they are approached by Tartah from Kalhn, and he needs their help setting up shop at the thrilling witches' festival. But to design a contraption to sell there, the students must consider the power of magic - at once delightful, beneficial, and potentially harmful. Coco is reunited with Custas, a boy who was saved by Coco once before, but is convinced that luck will never shine on him again...

Reads from right to left. Translation of: Tongari Bōshi no Atorie. 8.