Unpredictable Marriage. - Chapter 42: You can lie on any side you are comfortable on.

Masterpieces such as 'The Divine Comedy', 'The Theory of Evolution', 'Encyclopaedia Britannica', 'The Theory of Relativity'...Born in the history of human civilization, possess mysterious and magical powers in another world!Original sin, biological evolution, mastery of all arts...By reading the secret tomes, one can gain a variety of powers!The only trouble for the people of the other world is that they find it difficult to understand the texts from Earth.At this time, there comes a librarian from Earth...

(Warning Mature Content R-18)After a catastrophic plane crash, a group of college students find themselves marooned on a mysterious, uncharted island teeming with an ancient, aphrodisiacal energy. As they adapt to their new reality, the island's seductive influence heightens their libidos, awakening latent powers alongside primal urges of lust, envy, and avarice.Beneath the paradise-like facade, the island proves to be a manipulative prison, thriving on their deepest desires and fears. Survival hinges on more than just overcoming the island's perils; it demands they confront the beasts within, where every alliance is tested by temptation, and every passion could lead to their ultimate downfall.

Instead of causing chaos with my knowledge of the original work, I assisted the protagonist.

I successfully completed the story and now planned to retire and live peacefully.

However, it seems the protagonist still needs my help.

An academy professor? That’s nothing much.

But why is the state of the academy so strange?”

"Locke transmigrated into an era where everyone had Battle Beasts. Daemons were rampant and humans were forced to build walls around their dwellings while depending on Beastmasters to keep those monsters at bay.