Ten years of trust end in betrayal when Vesper, an SS-rank shifter, is abandoned in the middle of a lethal surge for her sister. Broken and hunted, she’s thrown into chaos until a wounded black panther smashes through her window and grounds her completely. As the city hunts him, he stays fiercely at her side, awakening a rare SSS bond and hiding a royal truth that could change everything. The stray everyone fears may be the only one who can truly win her.