The Duke Who Was Supposed to Betray Me Won’t Divorce Me

"Did you ever think you truly loved me?"
The morning after what was supposed to be a blissful wedding, Erna wakes to the shocking confession from her husband the handsome Duke Rafter Skyrod that their marriage holds no love and he intends to send her away.Erna, who runs her mother's flower shop, never expected to catch the eye of one of the kingdom's most powerful noblemen. But as she struggles with humiliation and betrayal, her heart races with the memory of his presence. Departed from him, she is enveloped in danger, identity revelations, and the haunting question of whether that betrayal was ever real. A tangled romance of reversed trust, second chances, and broken promises begins.

https://www.cmoa.jp/title/335421/