The Simple Life of Killing Demons - Chapter 13Book 3:

Qin Guan was reborn and sent back to his final semester in High School 18 years ago. Getting a second chance at life, he works hard to turn things around and eventually become a Prince Charming. What will his life be like the second time around? What will he have to go through? How will he succeed in turning from a loser into a Prince Charming?

A Count’s Daughter who lost in the running to become the Second Prince’s fianceé, Camilla. The Prince chose a Baron’s daughter as his fianceé, and the world blessed the two’s love as fated. On the other hand, Camilla who was tailored and elevated as the love’s villain in the end, as punishment she was made to marry a terribly fat and ugly man――called『Toad of the Swamp』from his appearance, a lord of a remote region named Alois.

Jian Rushi, born in a rich family, was a college girl. Due to some economic reasons, her family went broke. Her father committed suicide under great pressure, while her mother ran away with someone else, leaving her alone in this world. As she tried to find some comfort from her boyfriend, she found that her boyfriend cheated on her. Feeling devastated, Jian Rushi thought of ending her life. But she wanted to do a crazy thing before that. Suddenly she remembered she was still virgin. So she decided to sleep with a man before she died. She went to a pub one day and saw a pretty man drinking there alone. She mistook him as a money boy and took him home. After they slept, she had no money to pay him. As the compensation, Jian Rushi became the mistress of that man, who turned out to be a golden bachelor. And a series of embarrassing things happened…

- Description from Novelupdates

There are only two people left in the school dormitory, you and your roommate.Suddenly, your roommate brings back an extremely beautiful online lover and then leaves after giving you some money.Leaving you alone with your roommate's beautiful online lover... Do you feel touched by having such a roommate?Anyway, He Gu dare not make a move.Strange tales of rules descend, and He Gu is chosen by the world of strange tales.Here, only by staying awake, calm, and following the correct rules can one survive.Who would have known that the first clone He Gu encounters is a mysterious and stunning beauty...