Idalia Hartley's career in archaeology is threatened by the war with Lowenreich. Her hope is revived when her godfather, Declan Brooks, secures funding for an expedition to discover the Loyran Chieftains' tombs. She joins, despite the involvement of Lord Sterling and his son, Leith. As they unearth clues to an ancient lost city with powerful magic, Lowenreich's forces capture the site. Idalia and Leith must flee and work together to find the city before the enemy. Facing dark magic, mythical creatures, betrayal, and growing feelings for Leith, Idalia must decide who to trust to change the war's tide.