what if I'm an undead! then so what? - Chapter 61 - 4th dimensional equation

He wants indoor plumbing. They think he’s conquering the world.Arthur was a genius engineer on Earth, capable of optimizing global logistics and automating entire factories. But he lacked one thing: common sense. Now, reincarnated as Arthur von Pendelton, the six-year-old son of a powerful Duke in a medieval fantasy world, he faces his greatest challenge yet: Drafts.Armed with the T.E.C.H. Interface (Trans-Epochal Construction Heuristic), Arthur can analyze magic like code and build modern technology from scratch. His goals are simple: Double-glazed windows, hot showers, and a toaster that doesn't burn the bread.But there is a problem. The people of this world don't understand engineering.He builds a high-pressure boiler for a bath; his father thinks it’s a “Dragon-Breath Siege Weapon.”He creates a hydroponic garden; the local church declares him the God of Harvest.He ignores a Princess's flirting to analyze the thread count of her dress; she thinks he is playing “hard to get.”Follow Arthur as he accidentally industrializes a kingdom, terrifies his enemies with home appliances, and remains completely oblivious to the fact that he is becoming the most powerful man in history.All he wanted was a warm bath.

Reborn in a frail body disgraced by its family, Zhuang Xing—the once-legendary Pill God—awakens to a brutal world where martial prowess defines destiny. Surviving an attempt on his life by his own family’s henchmen, he realizes he’s been reborn in the Great Qi Country as the despised son of the Zhuang family.Three months before the prestigious Hidden Dragon Ranking, Zhuang Xing must rise above his limitations to claim his birthright and reclaim his former strength. With enemies surrounding him, will Zhuang Xing overcome his frail shell and silence those who doubt him?

Mu Haohao, the younger sister of the president of the Mu family, has a good appearance, a good family background, everything is good, but her life is a little shorter, at the age of 20.

Life is short so far, and relatives deeply regret at the funeral. Such a good girl has never even talked about love… Before the words fall, one, two, three, four, five men came… Each claimed to be a widow.

The deeds of the Sea King during his lifetime were exposed, and the scene of the rollover after his death was comparable to hell. The male protagonists have green lights on their heads, so angry that they are all reborn.

Blocked the shivering little girl in the corner and asked, “Speak, who to choose?!” – I thought it was a close competition, but only later did I realize that we… surrendered willingly.

[The heroine is not a sea king, but has hidden feelings] [1V1, Shuangjie] [Sweet pet, relaxed]

- Description from novelbuddy

Indra (5) grew up in her family while being shunned and ostracized. When she regained the memories of her previous life, she decided to run away from home and thus trained herself to absurdity.

During her training, she encountered the young adventurer Sword, who looked just like a middle-aged guy. Worrying about the impertinent, eccentric, pointlessly strong young girl, Sword invited her to go on a journey with him.