Sienna, the anonymous designer behind Astraea, catches her husband Ashton cheating with Amber—who steals her designs and assumes her identity. When Sienna is publicly humiliated and thrown out, she reveals she is the true force behind Blackwood Group and, with Pierce Harrison, plots revenge. Ashton and Amber steal another design, unaware it is a trap—the dress falls apart on the runway, exposing Amber's fraud and collapsing Ashton's empire. He attacks in desperation but loses his freedom. Sienna rises, rebuilding her empire from every betrayal that stitched their downfall.
