I don’t want to have the male leads child

Summary

In the novel I was reading, my favorite character, Abril, had a tragic ending. After marrying the male lead, Asellas, she dies of magic intolerance while giving birth to his child. I only wished for her to be happy–but when I opened my eyes, I was suddenly in Abril’s body! Before getting married to Asellas, I came up with a simple plan to survive: “I’ll never have his child!” But of course, things aren’t that easy...