The Chancellor's Jilted Daughter

At her wedding, Alastair Gideon arrives with mistress. Serena slaps him, rips the contract, walks away. She won't repeat past mistakes. She reclaims Sheridan Family support from Gideon Family, stripping Alastair Gideon of power. She destroys the Gideon Family. Alastair Gideon lives in regret and madness. Serena marries into the royal family, ascending to a supreme position.