MTL - Escape the Infinite Chamber

Synopsis

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