MTL - Martial Arts Murdering Nine Heavens - Chapter 753 Light is on

Sian Lee, the strongest person under the heavens in old china, was reborn as a very overweight woman.

Based on the popular Vocaloid series, by HoneyWorks, called “Kokuhoku Yokou Renshuu (Confession Rehearsal)“:

Natsuki, a third-year at Sakuragaoka High School, who holds unrequited feelings for her childhood friend, Yuu, who’s in the Film Club. However, instead of being honest about her feelings, she makes him be her confession “rehearsal” partner. Unable to say her true feelings, things start to get complicated when Miou and Akari, who are also in the Art Club, get involved! Will she ever be able to confess for real!?

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

After death, Lu Chen becomes an interstellar meteorite. Carrying his longing for his family and Earth, he embarks on a journey through the universe!He sees light in the darkness, witnesses miracles in desolation, and through interactions with numerous magical biological and celestial civilizations, he continuously absorbs interstellar matter, gradually evolving from a small meteorite into a starstone, asteroid, planet, and finally a star.