Please Describe How You Feel About Reincarnating as Your Husband's Mistress (Associated Names)

As a duchess with a body like glass, I lost my life in a severe seizure. No, rather, I thought I had lost it. “…I want you.” Then, I was reincarnated as a woman who looked just like me. However, isn’t this woman’s body too healthy? The joy of having a healthy body is brief,…