Lord and Dragon - Chapter 19

Yuki, a high school junior, dies heroically saving a stranger and is reincarnated in a fantasy world, where he discovers an extraordinary and unrivaled power.

[CAUTION][+18 MATURE NOVEL][STRONG SEXUAL CONTENT]Leonardo is bullied by everyone in his class, boys and girls alike.Everyone knows he’s obsessed with MILFs, and they torment him for it.No one lifts a finger to help him.One day, a message appears:[Congratulations, Leonardo, you’ve been selected to participate in a System.]What?[You have 1 minute to make a decision regarding the NTR Demon System.][Your participation depends on your approval.][If you accept, you will gain special abilities to subdue your enemies and humiliate them publicly.][Your life will never be the same.]Leonardo accepts and embarks on a revenge journey fueled by NTR.Now that he has the System, none of those who made him suffer will be left untouched.

Hell Ghost Wang Wannian is born again, smiling and proud!
What?
Are you a soldier, will the tank drift?
You are a master, can you give birth to dragons and tigers?
You are a superman, can you call the wind thunder?
Excuse me, I am not targeting anyone, everyone in my eyes, it is rubbish!

- Description from Uukanshu (translated)

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