Reincarnated as the Baron's son: My Infinite Card Upgrade System - Chapter 17: Baronial credit.

Zhao Fan gets reincarnated as villain thus, journey starts....Tags: Milfs!!! — Cuckolding protagonists ( Netori, enjoying their mother and harem) — Harem — Cold Mc — Villain Mc— Cool article - Somehow yandere female leads.

One day, Luo Jian woke up from his sleep and found himself in a locked chamber where the door and window were all sealed. A note with a few lines written on it was tacked to the wall: “Escape from this room within an hour, otherwise, you will die.”

There is a sequel called Reincarnation Night (轮回之夜) that takes place in the same universe but has different main characters

- Description from Novelupdates

Reborn as an Evolving Space Monster.The Paru is a peculiar Species that can be found billions of light-years away from Earth, on a small planet covered by strange minerals and crystals. The Parus are peaceful, as they can eat anything. From earth, to minerals, all suits their tastes. Why would such a peaceful Species develop the ability to Evolve by Devouring? The Parus Devour the minerals and crystals, which allow their shells to grow tougher and tougher every day. What happens when a person is Reborn as a Paru? What happens when a Paru isn't seeking a peaceful life, but one filled with adventure, adrenaline-pumping fights, and otherworldly beauties?The peaceful Species turns into a Calamity feared by this universe, and the next.

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