Kyoukai Senjou no Horizon - Volume 8A, Chapter 10: Worrier in a Closed Room

Zhong Yuhuan had transmigrated into a book and became the female supporting character who was destined to die an untimely and tragic death. Coincidentally, her family adopted two boys — the male lead and the villain of the book!

The male lead of the book would become a superstar in the show business and the villain a super successful and powerful businessman.

Zhong Yuhuan thus began her life of raising the male lead and the villain while faceslapping other scums. She would grow up quickly and live the life of the rich and powerful Mary Sue!

- Description from Novelupdates

Stripped of his blood meridians, young lad Lu Ming suffered all kinds of humiliating demise and was deemed useless. One day, he gained access to the Supreme Shrine by chance and went on a glorious, odds-defying path with a reborn supreme blood meridian.

The myriad paths of the Dragon Emperor were birthed by cultivating the True War Dragon Technique, devouring countless living beings, connecting all blood meridians under the skies, and traveling through and defeating heroes from all Nine Skies and Ten Lands.

Due to investigating an arms case, he was forced to become a gigolo, from then on, the cute little loli, the sweet and pure young married woman, the cold and aloof CEO beauty, and all kinds of other beauties surrounded him.

In Heaven’s Vault Continent, Colossal Dragons, Titans, Beast People, Fairies, Magical Beasts, and other races reign supreme!