I Pioneered Scientific Magic - Chapter 280: Is this what you assured me of without fail?

Andy Collins, a 27-year-old office worker from New York and a notorious womanizer, is inexplicably transported to a medieval fantasy world where non-magical men are enslaved. Captured by hunters, Andy is forced into a brothel that exclusively serves women, where he is made to perform sex acts. What initially excites him as a chance to continue his lustful lifestyle quickly turns to horror as he faces the brutal reality of his new existence.This is a wild, unhinged tale like no other, where a man is thrust into an existential battle, torn between forbidden pleasures and the grim truth of his new life.[Additional Tags]Ahegao - Anal - Anal Intercourse - BBW - BDSM - Big Ass - Big Breasts - Blowjob - Bride - Chastity Belt - Creampie - Cunnilingus - Domination Loss - Femdom - Foursome - Gilf - Hardcore - Huge Breasts - Incest - Lingerie - Milf - Reverse Rape - Squirting - Stockings - Threesome - Unusual Pupils - Young & Mature

The opening of Pandora's Box changed the world, giving rise to an age of superhumans and monsters. Yet mankind was not safe from its own hubris, and in the end, it destroyed itself. It's the end of the world, but Sonya Chernovna has been given a chance for a redo. With her memories of the world to come and her deep hatred of the society that had risen out of Pandora's Light, Sonya sets out to change the future.Even if it means being the most heinous villain that ever lived.--Chapters release on Monday-Friday with side stories sprinkled throughout.

The world I reincarnated into was a world that enabled you to use magic after having read a Grimoire.

And the Grimoire’s contents areーー you wouldn’t believe it- it’s 「Manga」.

This world’s people would take around a year to read a single Grimoire (Manga)

While for me, it would not take an hour, as it was「Manga」

Interpreting and understanding all kinds of Grimoires, the 6 year old me who became the World’s Strongest Master Mage, welcomed brides that were also 6 years old, and started living a carefree life……!!

Only I know the end of this world.

One day our MC finds himself stuck in the world of his favorite webnovel. What does he do to survive? It is a world struck by catastrophe and danger all around.

His edge? He knows the plot of the story to end. Because he was the sole reader that stuck with it. Read his story to see how he survives!