MTL - Shoujo Grand Summoning - ~ 019 level question mark, mysterious crystal fragments

[Time Travel + Pocket Dimension + Strong Female Lead + Happy Ending + Both Pure]Jiang Ning thought that someone like her, with hands stained by blood, was destined for hell after death.Unexpectedly, upon her demise, her soul traversed to another world, where she encountered a kind-hearted and handsome scholar who brought her home.This scholar was perfect in every way: he could write, paint, style hair, sew clothes, and even tell her after she had killed someone, “Jiang Ning, this isn’t who you’re meant to be.”……Liu Ming’an thought that someone like him, all alone in the world, accustomed to solitude, would remain lonely for life.Unexpectedly, a chance glance in a crowd stirred his compassion, leading him to bring home a battered young woman.This young woman was perfect in every way: she could cook, earn money, catch thieves, fight, and even solemnly promise him, “Liu Ming’an, I will protect you!”……Gentleness collides with indifference, darkness encounters warm sunlight.“You are my redemption!”“You are my good fortune!”

Zhang Xuan traverses into a foreign world and becomes an honorable teacher. A mysterious library appears in his mind. As long as it is something he has seen, regardless of whether it is a human or an object, a book on its weakness would be automatically compiled. Thus, he became formidable.

“Emperor Haotian, why don’t you like to wear underwear? To think that you’re still an emperor, can you pay more attention to your image?”

“Fairy Linglong, if you continue to suffer from insomnia, you can always look for me. I have a way with lullabies!”

“You as well, Qiankun Demon Lord, can you cut down on the garlic? Do you want to stink me to death?”

…

This is an incredible story about the heritage between teacher and students, cultivating and guiding the world’s strongest experts.

“There are no heroes. In life, the monsters win.”

...

In 2106, [Mayhem Online], a fully immersive VRMMO game, was released. Soon, it dominated the world's economy when people could exchange the in-game currency with real-life currency and vice versa.

In the year 2107, Flynn Grey, a 22-year-old college dropout with an ambiguous history, joined in the fray of billions of people that had already started playing [Mayhem]. Hoping to uncover the game's secret and earn a fortune, he spent months on adventures without fruitful results.

For better or worse, Shura, Flynn's in-game character, ends up in a great Wyvern's den, acquiring a hidden class and a monstrous race. Join him as he defeats his past and paves his way into becoming a true legend in both worlds.

After his tragic life ended, Aleron expected to reincarnate or transmigrate, but instead, he was transported with his body and summoned as a hero...only to enter a new hell as he had trash stats and couldn't activate his Divine Blessing, prompting the King to extract his boon.He was tortured and onward to being buried alive with his soul ravaged after they removed his Divine Blessing. But all was not lost as Aleron found he had the Ultimate Gacha System at the death's door and initiated his first summon in the Lords of Arcane banner.[Congratulations! You have summoned Darzax the Graveborn, the Sorcerer of Death and Necromancy.]