Which two books have been sealed by ink and copper?

[Two-faced Languid Rich Male Lead vs. Deeply Hidden Beautiful Female Lead] Qin Ran had grown up in the countryside. She disappears in the third year of high school and ends up suspended for a year. One year later, she is brought to Yun Cheng by her mother to attend First Middle School. Her mother tells her: "Your stepfather is from a prestigious family, your brother is a genius, and your younger sister is a top student. Don't be an embarrassment to them." Anybody who is anybody in Beijing all receives a warning from Master Juan of the Cheng family: Master Juan's wife is from the countryside and doesn't know how to socialize nor make connections... her temper is also really bad, so please be tolerant of her. One day, when Master Juan is investigating a certain big shot, his subordinate stares at the sockpuppet—an online identity used for purposes of deception—he had accidentally revealed. It's from the wife that supposedly doesn't know anything... He falls into silence. The two bigshots has probably been hiding their sockpuppets from each other in order not to make the other party feel inferior.

What I want, the Heavens shall not lack! What I don’t want, had better not exist in the Heavens!” This is a story which originates between the Eighth and Ninth Mountains, the world in which the strong prey upon the weak. “My Name is Meng Hao! The Ninth Generation Demon Sealer, I shall seal the Heavens!“

Song Yu, an up and coming architect was supposed to be the fiancée to the second son of the Qi Family... until her family went bankrupt. The engagement was called off and she finally has the freedom to love whoever she wants to! Years later, a twist of fate made her cross paths with the Qi family again. In order to land a prestigious architect role in an upcoming hotel construction project, she had to impress the director of Qilin. Follow Song Yu as she navigates through life and love!

"Five years! Do you know how these five years have been for me?" It had been five years since Gongzi Liang was transmigrated to a fantasy world and had received the Legendary Gold System. However, the system kept nagging him to top up every time. [$3 for God's Ring, $6 for first-time reward, $18 for enhancement, $28 for God-tier Beast...] Gongzi Liang could only look at all the god-tier rewards and couldn't do anything because he didn't have money. But, he did realize that he could level up his skills and strengthen his body by using copper coins. It could save him 99.99% of training. It wasn't even hard for him to jump a few ranks in one day. He would also gain coupons by completing the daily missions. Just like that, Gongzi Liang became obsessed with completing his daily missions...

"Qu Meng'er was born with a silver spoon in her mouth, but her father had tampered with her brakes and ended her life in a car accident. Little did Qu Meng'er expect that her death would make her reborn. When she reopened her eyes, she had become a little bundle, a little bundle born in the 70s that had been discarded after someone wrongly took her away. Qu Meng'er, the abandoned baby, was adopted by the Chen couple. Qu Meng'er also changed her name to Chen Meng'er. Therefore, Chen Meng'er started to live her life anew. She wanted to see what kinds of changes Chen Meng'er would bring to the poverty-stricken Chen family with her personal spatial dimensions, memories and knowledge from her previous life. She also wanted to know how she would be when she came face to face with the members of the Qu family who wanted her to return home. "

"Reincarnated into the World of Magic as a demon, the last thing Davis expected was to grow up right amidst the arms of angels. Ever since the group of philanthropic angels took pity on his miserable birth and adopted him, Davis has been forced to keep his evil identity a secret while he signed in to the system. ""Ding! The Host has signed in at Angel's Pond, 'The Saint's Halo' is rewarded!"" ""Ding! Devil's blood activated. Sign in error. 'The Devil's Curse' is additionally rewarded!"" ""Ding! The Host has signed in at God's Throne, 'Gold's Holy Axe' is rewarded!"" ""Ding! Devil's blood activated. Sign in error. 'The Devil's Manifistation' is additionally rewarded!"" After a thousand years of quietly signing into places in the City of Angels and being rewarded with double the rewards, Davis's true identity finally came to light! Now as a true Devil, Davis had both the world of angels and demons surrendering at his feet!"