Pierce, Tamora - Circle Of Magic 04 - Briar's Book Now

According to Wikipedia , this book concludes the initial journey of these characters before they transition into the The Circle Opens quartet as older students.

The "circle" of the four mages is fully realized here; they prove that their combined magic is significantly more powerful than their individual talents. Main Characters Pierce, Tamora - Circle of Magic 04 - Briar's Book

They provide the magical infrastructure—thread, lightning, and metal—needed to isolate and destroy the virus. Setting According to Wikipedia , this book concludes the