Chloe, a gifted scent maker unable to transform, is rejected by Victor, ruler of the wolves. His estranged brother Silas, a demon slayer who has loved her in silence for years, rescues her. After Victor learns Chloe carries the rare bloodline of the White Wolf sovereign, he demands her return. Silas defeats him, and Chloe embraces her hidden power. Bound to Silas by a sacred blood and soul vow, they claim the throne together.