Death March kara Hajimaru Isekai Kyusoukyoku (WN) - Book 17 - 17-12. Changing World

Another entry in what you can call the Proto Harem Series: the books written before the Harem Series that take place in the same world.

It’s about a swordswoman whose student is captured, so she goes to rescue her.

Light and color, sound and smell;

Food, clothing, housing, mobile phones and computers;

Burn, freeze, rub, explode, thunder, rain, grow, decay;

All material changes and chemical phenomena;

Our bodies, our minds, our world—

All based on electromagnetic interaction!

Whoever can control the electromagnetic force will be the tyrant who dominates the world!

However, electromagnetic force is too profound, so let’s learn how to discharge electricity first…

- Description from novelbuddy

Civilization is destroyed and records lost. Only Dudian survives in a cryogenic sleep. Three hundred years later, Dudian wakes up and must become Dean to survive. Who can he trust in this world overrun by monsters without and within?

- Description from Novelupdates

A person died in our world. And when he opened his eyes again… the stars had changed.Reborn into the age of myth, long before his time and when Olympus stood tall, he awakens in the Garden of the Hesperides. Reincarnated as the God of Power he is now watched over by mysterious nymphs under Hera's silent command. Unaware of the divine politics at play or the godhood now within him, he must navigate a world of titans, monsters, and primordial chaos.But he’s not entirely alone. A mysterious System, has merged with his soul, offering quests, powers, and choices that creates and enhances powers and help him shape his path toward ascension. As the gods begin to stir and ancient forces clash for control, the new deity must find his place in a pantheon not yet formed and carve a name into legend with power, cunning, and the will to rise.Because in this world, divinity is earned.And only those who ascend... survive.Author's Note:This story draws inspiration from Greek mythology, but takes creative liberties for the sake of narrative and worldbuilding. While many elements remain faithful to the ancient myths, others will be reimagined or altered entirely. Please enjoy this interpretation as a myth of its own.