The Runaway Lead Lives Next Door
I Became My Son's First Love
https://www.novelupdatesforum.com/threads/i-became-my-son%E2%80%99s-first-love.156822/ https://manhwa-raw.com/manga/i-became-my-sons-first-love-raw/ -> ch21 SPOILERS : “It was purely coincidental that Eve, a human being, was sacrificed to Azazel in Hell. It was also a coincidence that the two fell in love. It was something Azazel didn't want, either, that Eve's soul was tainted with evil." So in her past life, Eve had been a human sacrificed to Azazel, but they fell in love. Then they were separated and Azazel spent a thousand years searching for her. The Azazel-Count connection was apparently because the Count's ancestor formed a contract with Azazel in return for power, which also affected the family's descendants.
The Heart of the Lotus
newtoki462.com/webtoon/42286314?stx=연의+기록&title=연의-기록
The half-demon dragon knight is obsessed with the Markgraf