DxD: Matsuda? - Chapter 57: Pass The Popcorn?

Gu Yuanyaun had transmigrated inside a currently popular novel. She transmigrated into the body of a woman that carried the same name as her. Coincidentally, the woman already had four sons but was forcibly separated from them by an accident and ended up with a miserable ending.

As time gradually passed by, it was always accompanied by change. The four sons grew up and became successful individuals. They became the bosses on their own chosen fields while on the contrary, their mother, Gu Yuanyuan, instead turned into a teenager which was even younger than her sons.

Seeing that the hurdle was too high, Gu Yuanyuan, who became a pea princess on the story, decided to find her four sons.

The eldest son was a billionaire.

The second son was a legendary medical doctor.

The third son was a martial arts prodigy.

And lastly, the fourth son was a genius professor.

Gu Yuanyuan smiled with a kind face and said: “Dabao, Erbao, Sanbao, and Xiaobao. I’m your mother”

Looking at their mother’s appearance that could be mistaken as their own daughter’s, the four big sons was: “…???…”

- Description from Novelupdates

Zhou Heng drank too much wine, and woke up to find that he had time-traveled, and there was a beautiful woman lying beside him. Just when Zhou Heng, a bachelor of ten thousand years, wanted to take charge, he suddenly discovered that this woman who had a relationship with him was called Sadako, and she was the Sadako in Midnight Ring.

Sadako is just Sadako, pretty and human, but the memories that come out one after another make Zhou Heng discover that his name is Takeo Saeki, and he is the husband of Kayako in the Grudge of the Great Evil Spirit.

Later, at work, Zhou Heng discovered that his female colleague had a strange identity. The daughter of his client, Mimiko Mizunuma, had always been very interested in him when she came into contact with him.

- Description from novelbuddy

Gawain is dead and was transmigrated, but there was a slight problem during the process.
After floating for more than a hundred thousand years on a different continent, he felt that he might need a body to become a complete transmigrator, but he did not expect that…

- Description from Novelupdates