Kara Griffin has spent her entire life knowing she will never be the daughter her family chooses first.While her beloved sister, Erica, receives all the love, attention, and protection, Kara is treated like a burden. But Kara refuses to let her family’s cruelty destroy her dreams. Intelligent, hardworking, and passionate about architecture, she plans to build a life of her own.Then her family’s fortune collapses.Years earlier, the powerful Duncan family saved the Griffins from financial ruin. Now the debt has to be repaid, and the Duncans demand a marriage alliance.Richard Duncan, the cold and powerful heir to the Duncan empire, refuses the woman his family chooses for him. The Griffins have only one solution: sacrifice Kara instead.She becomes the substitute bride.Richard never wanted Kara. His heart still belongs to Ophelia, his beautiful childhood sweetheart the woman everyone believes was destined to become his wife. Kara enters the Duncan household knowing that her marriage is nothing more than an arrangement.But sometimes love begins where neither person expects it.As Kara slowly finds her place in the Duncan family, Richard begins noticing the woman behind the quiet exterior. Beneath his coldness, he discovers feelings he never intended to have.Then Ophelia returns.And shortly afterward, she dies.When evidence mysteriously points toward Kara, Richard believes the worst. Pregnant with his twins, Kara is imprisoned and abandoned by the very people she thought might protect her.Then a shocking DNA report claims the babies aren’t Richard’s.Kara knows the truth but nobody believes her.With her children in danger and the conspiracy closing around her, Kara makes an impossible choice. She disappears, leaving everyone to believe she is dead.Five years later, Kara returns.She is no longer the powerless girl who was sacrificed for her family. She is a successful architect, stronger and more independent than ever and she has a secret.One of her children is still with Richard.Determined to see her son again, Kara disguises herself and enters the Duncan household as his nanny.Richard doesn’t recognize her.Neither does her own son.But the moment Kara sees the child she was forced to leave behind, every emotion she buried for five years comes rushing back.As she secretly gets closer to her son, unexpected connections begin forming around her. A mysterious little girl catches the attention of Richard and his grandfather. Two children who don’t know they are twins become unlikely friends. And Richard begins growing attached to a child he has no idea is his own daughter.Then the secrets begin to unravel.Kara’s survival is exposed.The truth about Ophelia’s death comes to light.The DNA report is revealed as a lie.And Richard discovers that the woman he once sacrificed was never the villain he believed her to be.But by then, Kara has changed.She no longer needs Richard, his wealth, or his family’s approval.She has her own career, her own identity, her own children, and a life waiting for her.If Richard wants her back, he will have to earn what he once took for granted.Because Kara may have once been his substitute wife…But this time, she will only be his if she chooses him.