After the tragic and shocking end of The Seer of Emberstone, The Mark of Dade continues the suspenseful journey for Emberstone to restore political balance and unity between its major cities. As the never-ending winter finally begins to end, Tassarion's enemy crosses into Emberstone, scoping out his opponents discreetly with his army of shadows and begins to merge his dark realm with Emberstone, leading to the biggest, deadliest battle the kingdom has ever seen.