The Genius System Without Equal - Chapter 792: Encourage

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

Leisurely on the fairy road, the sword points to longevity.

At first, Chu Yu thought that she had transmigrated into a typical ancient housefighting novel. And all she had to do was grow up and get married quickly, and then, it would be perfect if her husband died and no one cared about her. Who would have thought that when she walked out of the backyard, she found out, hoho, this is a xianxia with a genius female protagonist- her eldest sister. Her eldest sister, Chu Qiong, had the golden finger of an immortal mansion. Her second sister, Chu Fan, who was suspected of being transmigrated from the same world as her (Captain Chu?), had a golden finger as well.

And she, a cannon fodder, the little Chu Yu, having poor qualifications and a short lifespan, vowed that she will never give up and be ridiculed!

She will fight against fate! Live long!

Strive to live until the end of the world, and live longer than deities.

Fortunately, she got a book of exercises that can be automatically practiced.

Fortunately, she can sell goods across all dimensions and accumulate resources.

Fortunately, she has two lovely sisters who will never give up on her, and think that she is prodigal.

The road to self-cultivation is extremely cruel, and many amazing and talented people fall halfway, but the three sisters want to see the scenery at the peak of this immortal road.

- Description from Novelupdates

The countries of Mephius and Garbera have been waging a war for ten years and are trying to put an end to this long fight through a political marriage between the two royal families. Orba, who was driven from his home because of the war and was forced to become a gladiator, looks exactly like the crown prince of Mephius, and it has been decided he will be substituting him during the wedding ceremony. On the other hand, Vileena, the princess of Garbera, has secretly decided to ensnare the crown prince for her own country’s interests.