Forests near Dustmire blur lines with Feywild; Silas, a mercenary mage, hunting what slips into the human world. The human–fae war has cooled into an uneasy quiet. Silas Crowe has bound his childhood friend Lune— the now-feared archfey— to himself to save her from execution. With Lune forced into a tiny, weakened form and tethered to him, they must navigate danger, distrust, and old affection as two former friends trapped on opposite sides of a broken world. Can this human and archfey rekindle?