Isabelle Moreau, an aspiring artist trapped in her family's crumbling chateau, is forced into a marriage contract with Victor Sterling, a notorious industrialist known for his cold heart and ruthless ambition. To save her family from ruin, she must enter his gilded cage, but within its shimmering bars, Isabelle discovers secrets far darker than she ever imagined, and a desperate fight for her own identity amidst the shattered pieces of her past.