So What If It's an RPG World - Volume 1 - Chapter 18: Why Did This Change from a Comedy to an Action Series?

Scheming female assassin transmigrated to become the weak Eldest Miss, her story is wonderful and stunning, attracting peach flowers to blossom open. Cold calculating emperor? Geniusly bad crown prince? Insidious happy-go-lucky prince? Gentle physician? Ice-cold mystery male? Who is her true love? Haha, but she only eats, definitely will not take responsibility! Beautiful men be careful!

Transmigrating into a mystical and eerie world, Fan Wu gains a special ability: a system to allocate attribute points! By slaying demons and monsters, he earns points to enhance his own attributes!From then on, a peculiarly muscular Taoist priest appears in this supernatural world.Facing trembling demons and monsters, Fan Wu reveals a ferocious grin.“Your purity is too low!”“System, enhance my stats!”

Xia Ning is betrayed by her boyfriend who wants to marry another girl from a rich and powerful family.

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