Death March kara Hajimaru Isekai Kyusoukyoku (WN) - Book 16 - 16-62. Parion Holy Land, Once Again

Religious and cultural schisms wreak havoc on its internal politics, while revolutions are brewing in neighboring kingdoms. The aristocratic houses play endless power games amongst themselves, and the Emperor desperately abuses what little influence he has left to keep his rivals down.Amidst all of this, Arnold von Hohenfels, first son of the Margrave of Hohenfels, finds himself in the unfortunate position of having to attend the Imperial Academy, a notorious battleground of wits and brawn for ambitious young nobles.Armed with a magical gift that is as much a blessing as it is a curse, he must learn to navigate the treacherous waters of aristocratic entanglements. In the name of his family’s ambition, he must represent House Hohenfels' interests in this microcosm of Imperial politics, deal with his formidable enemies, form alliances of his own, and somehow keep his brash cousin Friedrich out of trouble.Frankly, he would much rather be anywhere else.

The youngest Wiseman of the continent, Chu Tian, has traveled 30,000 years back in time to the age of antiquity due to an accident.

This is a prosperous era. Rare herbs, minerals, treasure relics and monsters can be easily found throughout the land.

However, this is also an undeveloped era. Communications, traffic, martial arts and technology are in its early stage of development. Prosperous cities lack lighting while its citizens are uneducated.

Our decisive MC using his future knowledge creates Magic powered light bulbs, magic powered telephones, magic powered cannons, magic powered computers, artificial intelligence, psyche internet. 30,000 years worth of knowledge allows him to create miracles and shine brightly in this era. Allowing him to conquer the land and sit firmly on the throne of the 10 realms.

- Description from Novelupdates

Hunted for the Alchemical Book in her hand - Mu Ruyue wakes up in the body of a wastrel in Shenwu Continent - a martial arts dominated world.Her fiancé has jilted her in favor of her foster sister.Her father condones her abuse.Her younger sister wishes she was never born.And the whole country ridicules and insults her for being a first-rate wastrel.Wastrel? Not at all. With the Alchemical Book in her hand, what pills and elixirs can't she refine?Jilted? She'd rather marry the pure and innocent Ghost King, Ye Wuchen.----Mu Ruyue: Stop calling me Sister!Ye Wuchen: Can I call you Wife then?Mu Ruyue: Not that either!Ye Wuchen: (about to cry)Mu Ruyue: (sighs) Suit yourself.Ye Wuchen then leans forward and kisses the corners of her lips.Mu Ruyue: …Did a child just steal her first kiss?----Brother 1: Let her go!Brother 2: She is my mother, why should I let go of her!Brother 1: Don't ever think of robbing my mother!Mu Ruyue: Let me introduce you, Jing'er, this is your younger brother. Huang'er, this is your elder brother.Huang'er: Mother, this stupid boy bullied me. He's not my brother.Jing'er: Little guy, from now on, you must listen to me.Ye Wuchen: (How exactly do these two regard him? They dare fight over his wife in front of him...)