Help finding title

for the first one, the translated title seems to "The Vilianess Became a Mother." its a novel and i don't think it has been translated.
link to more info: https://forum.novelupdates.com/threads/r18-the-villainess-became-a-mother.84244/
link to raws: https://page.kakao.com/home/51173896

for the second one, the translated title is "My Sister Picked Up the Male Lead." also a novel. also does not seem to be translated.
link to more info (scroll down a bit): https://forum.novelupdates.com/threads/my-sister-picked-up-the-male-lead.83069/
link to the raws: https://page.kakao.com/home?seriesId=52307102

Thank you so much!:)