The Ugly Wife of the Scheming Duke

Summary

"Please don't leave me.""Let's get a divorce. You don't love me, do you? We... got married for the sake of our families.""Why... why are you saying that? Have I done something wrong to you?""?""If you want me to kneel, I will. If you don't like my face, I'll wear a mask for the rest of my life.""???""So, so please. Don't leave me..."...My husband, whom I married in an arranged marriage, is the 'second male lead' who has a one-sided love for the female lead of the novel I've been reincarnated into, [The Saint's Wish].I, the original wife, am a character who dies a mysterious death amidst a lonely married life.So, to survive and for his happiness, I tried to get a clean divorce... but...'Why is he holding onto me? Weren't you in love with Aria???'"The world in the novel is different from what I knew... What is the truth?"