Heir of Stone: The Cloudmagers (Cloudmages, 3) - Tapa dura

Sevei and her twin brother Kayne, the oldest of Meriel's children, are faced with a new challenge as their treacherous uncle Doyle and his allies launch an attack on Jenna, Meriel, and their entire family, cutting each twin off from the members of their family, with the fate of their youngest brother Ennis unknown, as they individually work to defeat the enemies who have stolen their birthright.