CROWN PRINCE'S CONCUBINE - Chapter 707 - 707 The Invisible Wall

Florentia was reincarnated as the illegitimate child of the richest family in the empire.

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

Ye Cheng transmigrated to Douluo Dalu where martial spirits reign supreme. Unfortunately, the martial spirit he awakened was a useless martial spirit, without even soul power. He could only be an ordinary person for the rest of his life.One day, his family was wiped out by their enemies. Ye Cheng was forced to run away while his clan gets slaughtered. He then lived for 20 years, unable to achieved anything with his useless martial spirit.Fortunately, at this time, he had awakened his cheat; He only needed to make up a persona for himself, and he could turn the power of the persona into his own. He made up a persona with twin martial spirits. When everyone believed that he had twin martial spirits, he had twin martial spirits. He made up a persona that would become a god in the future. If everyone believed that he was a god, then he would become a god!

The young lord of a small and weak country saves a dragon beside the sea one day.