Nano Machine (Retranslated Version) - Chapter 6: Entering the Academy (1)

With the marriage of her prostitute mother to the Count, Aria’s status in society skyrocketed immediately. After leading a life of luxury, Aria unfairly meets death because of her sister Mielle’s schemes. And right before she dies, she sees an hourglass fall as if it were a fantasy. And just like that, she was miraculously brought back to the past.

“I want to become a very elegant person, just like my sister, Mielle.”

In order to face the villainess, she must become an even more wicked villainess. This was the new path Aria chose to take revenge on Mielle who murdered both her and her mother.

“One Generation Immortal Venerable” Luo Chen was attacked and reborn and returned to Earth.

He is an ordinary person, facing the contempt of his girlfriend, the ridicule of his rivals, the miserable life of his parents, and the threats and provocations of the rich and young.

He vowed to change the injustice of fate, stand on the pinnacle of this world, and tell everyone that Luo Chen had been here.

- Description from MTL

[Female lead space + male lead rebirth]

Yin Miao just picked up an angry book from the ruins of the apocalypse, and accidentally entered the book and became an exiled unlucky person. It’s just that there are poor mountains, bad waters and hungry people everywhere, and they also drag a family who are used to the fine clothes, jade, food and grains.

Fortunately, the system sent an initial mission gift package-a space, but she just planned to develop the village into her own vegetable basket, meat plate, rice bag, and natural disasters and wars came.

Yin Miao cracked…

“Where A Miao goes, I will go.”

Seeing the bright woman who was packing things everywhere and preparing to take her family to escape, Xiao Xuan leaned against the tree and said with a smile.

Refugee Yin Miao hid the food stock that was about to explode at any time, and remembered that the plot mission had already deviate from the 108,000-mile mission, she sighed and asked, “Will you also go to the place where you lost your head?”

“Then I’ll go even more.”

A flicker of anger flashed in Xiao Xuan’s eyes, and this time, no one could move the slightest bit of what he wanted to protect.

- Description from novelbuddy

A series of short stories in the world of Toaru Majutsu no Index organized into chapters featuring Kanzaki Kaori as the protagonist, going around the world and space doing missions for the Church of Necessary Evil, however, there is more than meets the eye as each incident is connected.

One chapter was bundled with each limited edition release of the Toaru Kagaku no Railgun anime DVD and BDs, with all of them together being equivalent to a single normal Toaru Majutsu no Index volume