Slept With my Bastard Sister. Now He's on His Knees.

Wronged by her half-sister Serena and fiancé Damien on her wedding day, Vivienne is thrown into a slum and dies. She wakes up on her wedding morning, reliving the betrayal. This time, she exposes the schemes, marries Zane Callum—a strategic businessman she had overlooked—and builds an empire together. Damien loses everything, Serena dies, and Vivienne finds true love and power.