I Created Scientific Magic - Chapter 421 - 409: A Single Person Blocking the Expeditionary Army, This Will Surely Be a Battle for the History Books!

In this world, there are people who, despite having both talent and luck, always fall a step short of happiness, and Lin Xiaoguai, unfortunately yet fortunately, is among them.Born in the sixties as the beloved youngest daughter in her family, Lin Xiaoguai was both beautiful and intelligent. However, she was burdened with four mediocre and weak older brothers and four formidable sisters-in-law. Her family background was initially poor, dimming her prospects, but just at the right age, she encountered the restoration of the college entrance examination and succeeded in entering university. Her father, overjoyed by the occasion, went to sleep never to wake again, leaving Lin Xiaoguai devastated and ill. During her high fever and delirium, her greedy in-laws married her off. Fortunately, she met a decent man, but his family proved to be a relentless headache, ultimately costing her the ability to become a mother.Disheartened, she divorced and moved far away. On her own, she carved out a new world in the city, living comfortably and leisurely with money and leisure, but unexpectedly, in her later years, she suddenly acquired a powerful ability that should have appeared decades earlier. Thankfully, her broad-mindedness prevented her from succumbing to depression.When calamity struck, she thought her end had come but woke to find herself back at the beginning.Considering her past, Lin Xiaoguai realized that if she wasted this second chance, she would truly be foolish.

In a world where cruelty reigns and only the ruthless survive, Arthur—a boy born in the gutters of a city ruled by monsters—knows only one truth: power decides fate. Shackled by the past, driven by vengeance, and desperate to carve his own path, he plunges into a brutal struggle for dominance. But as blood stains his hands and the lines between man and beast blur, Arthur stumbles upon something far more dangerous than war—fragments of a life he was never meant to have. A name. A home. A reason to fight beyond survival.But is survival enough, or will he become the very thing he swore to destroy?

It was in the year 2800 of the Midgard calendar. Back then, there was a Overlord who once reigned supreme and had reached the very brink of subduing the world.

You take up a student career.

Student career upgrade to lv.7

Acquired skills: primary school knowledge, junior high school knowledge, high school knowledge.

You take the college entrance examination,

You got a perfect score.

Your basic occupation has been upgraded to lv.9, and the job transfer system has been activated.

You change jobs to become a scientist, you gain R&D skills

You use research and development skills to get space fortress construction technology

You use R&D skills to gain starship technology.

You are invincible.

- Description from novelbuddy