I'm Trapped Inside a Prince as the Most Powerful Entity - Chapter 41: Effort

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

[Warning: MATURE/R-18 Content]Noah Ashford, the son of the village chief.And also, he was a reincarnator, who accidentally died by an unexpected event.Since childhood, he was always considered smart by his friends.Unfortunately, his talent was too low, leaving him far behind.Due to his low talent, he was always the object of ridicule, always talked about by the villagers.Luckily, one day when he was almost killed by a monster, something strange happened to him.He got a system, called talent increased.***Others tags:Adventure, Weak to Strong, Strong to Stronger, Killed, Level Up, Revenge, Hated Protagonist, Academy, Netori, No incest, Princess, Priest, Hero, Knight, Dragons, Demons, Magic Mana, Divinity, Skills, Rewards, Potions, Training, Hard Training, Body Enchament, Spirits, Elves, Dwarfs, Necromancer, Beast Taiming, Beats, Dryads, World Tree, Contract Spirits, Divinity, Holy Magic, Saints, Commander, Milf, Kings, Continent, Imperials, Nobles, Kingdoms, Tournament, Rivals, Emperors, Prince, Princess, Resistance, Conflict, War, Power Level System, Longevity, Cold ProtagonistSlice of Life: WPC JUNE 2024