The Purgatory Calamity - Chapter 18 - 12 The Battle of Wits_1

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

The day the apocalypse arrived, Su Mo got utterly chilled by a meteorite fragment.When she woke up, the enchanting young man upstairs asked her, “Do you have a superpower?”“I do!” She silently pulled out a Flat Pot.While being teased, the villain arrogantly put his hands on his hips and said, “You're just a powerless waste.”“Heh,” she said, and with the Flat Pot, she turned his face into a pig's head.Bound to the strongest Cooking God system and dare to call her waste? She could smash your face in a minute.The Arrogant Chapter“My tea, one sip and superpower durability becomes endless.”“My meat, one piece and superpower lethality doubles.”“My dish, one plate guarantees you level up.”“But can you afford them?”

Bound together by an imperial arranged marriage, Li Yuyan is scorned for her association with the ill and blind crown prince. Publicly, she stands up for the seemingly gentle and perfect prince, and he in turn protects her from criticism. Privately, she contemplates inheriting a fortune if he dies, while he considers eliminating her if she steps out of line. Unknown to all, the beauty and brilliance they keep hidden will unveil. During their wedding night, as she cures his blindness and cold ailment, but not his secret illness, she discovers the deceit. Realizing she's been tricked, she tries to flee, only to find herself trapped by him as he expresses his fascination with her.

A tree of 10,000 flowers, the world is the door.
The spells change a lot, but the hearts of the people are unchanged.

- Description from Uukanshu translation