He's My Fiancée ! : I Went Back To The Past and You ! - Chapter 30 : Dared To Hurt Her ?

In the middle of the night, looking at the woman in his embrace, he smiled devilishly, “With your discontentment, do you want me to continue?”

Lin Chen, a poor boy from a model agency, occasionally inherited a peerless doctor. From then on, he has been unparalleled in medicine, able to resurrect the world and help the world.

He contends with the sun and the moon, and takes his life to heaven and earth. And all this began when that sexy and beautiful model gave him an ancient book…

- Description from MTL

An entomologist’s soul transmigrates into a cultivation world, inhabiting the body of a small, obscure cultivator who specializes in insect manipulation. Reborn, he desires only to avoid conflict and quietly develop in a mortal village.Inspired by the “Sun-Moon Heart Sutra,” he creates his own “Ten Absolute Scripture.” Inspired by the “Nine Deaths Divine Art,” he devises the “Purgatory True Demon Technique.” Moved by the “Eternal Life Sutra.” he extrapolates it into a hundred layers.With boundless creativity, extraordinary insight, and unlimited time, he pioneers new techniques, pill formulas, artifact designs, array formations, gu recipes, poison concoctions, and brewing methods—all entirely of his own invention.While others cultivate paths of slaughter, he alone forges and cultivates the path of self creation.

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