Great primordial sin - Chapter 90 - 89

I originally thought this was a world like an ordinary urban novel…Drawing comics by myself, traveling is pretty good.
But tell me, what happened to this magician called “Emiya Kiritsugu” who jumped on my face?
Who changed the settings?
Currently involved in the content of “F/Z”, “F/SN”, “Fantasy Carnival”, “The Emiya’s Meal”, “The Holy Grail of the Imperial Capital”, “FLA”, “Elmello II Event Book”, “FGO”, “FE”, etc.
Others related to “JOJO’s Bizarre Adventure”, “Rebellious Lelouch”, “Persona 5”, “Attack on Giant”, “Death”
“FGO”, “FE Series”, “FA”, “FSF”, “Cangyin”, “Magical Girl Illya” will be involved next…

- Description from novelbuddy

[+18 Novel]Highschool fantasies? Taboos? Blackmail? Neighbors? Twins?Come and witness it all.Max, a fat fuck tech genius was transmigrated to a parallel world similar to earth but not earth, after having regretted not living his youth to the fullest while spending his time as an adult cupped on the desk all day long.Reincarnated in the body of a dead fifteen year old, also Max. A year later, he successfully activated the Taboo System that came to this world with him. And began receiving all sorts of Taboo Tasks within the school premises in order to fulfill his Taboo Quest: SSS Ranked Taboo Student.A school with hierarchy, filled with rich scions from all over the world, and world class teachers. What could really be going on beneath the surfaces.CONGRATULATIONS![Taboo System Activated][---- 100%][SSS- A lonely loser lifestyle without being a loser. Accomplished.]Ding![Taboo Task][Target: Sophia]Growing from a fat decrepit loser in just a year, he went from being a nobody to a world class student while being the bane of every lady he encounters.

Living a dual life, Lucas was a meek boy in school and a Wire Knight on the Internet at night. Surprisingly, he's asked out on a date by one of the most beautiful girls in school.

However, the date ends after a bizarre sequence of unfortunate events, he gets isekaid into another world.

Lucas received a rebellious system and some strange pills as rewards which released the dormant evil within him. He has to control the rooting darkness coming from the previous protagonist of that place and learn how to control his power.

The system promises to fulfil one wish if he will win the game he was sent to. This motivates him to help his sister to get better and become healthy again, he must obey the system and win the game to be granted that wish no matter what.

To form a team with another human, an elf and a so-called 'sex machine'. Lucas has to collect all the avatars and learn how to control them, wield the weapons that were given to him and win the tournament of the place by killing the black wizard.

Time is quickly ticking and there's a huge mess for him to reverse. Starting from his date who suddenly was transformed into a dragon!

It was a life without regret. My parents were in good health, and I wasn’t homey enough for me to combine my studies and part-time jobs.