Sorcerer's Handbook - Chapter 5

What happens if a villainous playboy gangster is reincarnated into another world?Lin Feng: Wang Jian! How dare you capture my childhood friend and mess around with her?!Su Xian: I-I am with him willingly.Lin Feng: N-No way. You are lying. There is no way you would wear that maid dress otherwise!Wang Jian: It's not just her.Before Lin Feng could understand what he meant, in front of him appeared several women, all dressed in maid outfits. Upon seeing these women, his anger rose dramatically.Many of these were women who used to love him dearly. There was his fiances, teacher, cold princess, the immortal fairy and many other beauties.However, Lin Feng was just the first protagonist who suffered at Wang Jian's hands. The game had just begun as Wang Jian's wicked desires knew no bounds.

On a normal evening, a voice appeared out of no where to give an announcement all over the world, this same evening was also when Dustin was run over by a car while running way from thugs.

Dustin however woke up unharmed, and learned that the world was about to go into ruins basically, and that some humans would be taken away in a few days as 'earth's warriors'.

As it would turn out, on the D-day, Dustin is one of those that were taken. But, this might turn out to be an opportunity rather than a curse, as some night before this day, something interesting happened.

[System activated]

[Starting assimilation... Complete]

[System online]

[Congratulations player for being the first to awaken. Rewards will be given]

In the eyes of outsiders, Yan Ruxu’s conditions are extremely good: good looks, high education, a high salary, and a high position, but there is a fatal flaw: she is divorced, with a three-year-old child. Yan Ruxu didn’t care what others thought of her, she just wanted to raise her son well and live her own life.

- Description from Novelupdates

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