In LOTR with Harry Potter system - Chapter 198: Crisis

Liu Sanniang was reborn. When she remembered her lonely end, she decided to get married in this life no matter what.She only wanted to marry an average scholar, but who knew that the tall and striking future general, Chu Yan, took an interest in her.The first time they met, she was too shy to look up at him.The second time they met, he sandwiched her against the wall and said, “Are you afraid of me?”The third time they met, he squatted down and said, “Come on, I’ll carry you.”***After meeting a few more times, he came to ask for her hand.However, he was at least two meters tall and muscular. She feared that he might squash her to death!Once they got married, Chu Yan strode over to her and ‘forcefully’ grabbed her hand, ready to pass his life savings to her. Yet, his delicate and beautiful bride fainted out of shock…Liu Sanniang then realized that being with her ‘scary’ husband meant living peaceful and leisurely days, so her eyes narrowed as she grinned.

In a world brimming with magic, Cedric, a young noble with no extraordinary abilities, unknowingly becomes the subject of a colossal misunderstanding. Despite possessing almost zero magical aptitude, Cedric's minuscule magical presence baffles all magic readers, leading them to believe he is the mightiest mage to ever exist.Unbeknownst to Cedric, his reputation as a godlike being with unparalleled wisdom stems from accidental encounters. From unintentionally slaying a dragon at the tender age of four to inadvertently solving enigmatic magical riddles, every action he takes inadvertently reinforces the misconception of his immense power. However, Cedric remains blissfully unaware of his supposed divine status, attributing people's fascination with him to his noble birth.Driven by a desire to make his father proud, Cedric embarks on a journey to navigate this increasingly absurd situation. With each new mishap and misunderstanding, his extraordinary luck continues to fuel the illusion of his formidable magical prowess. The comedy unfolds as the clueless Cedric unwittingly changes the course of the world, all while believing he is merely striving to fulfill his father's expectations.As Cedric's journey progresses, his encounters with astonished individuals persist. Yet, he never unravels the truth about his mythical stature, leading readers through a whimsical tale filled with laughter, misunderstandings, and an unlikely hero who unwittingly becomes a legend, depicting him as a deity capable of conjuring meteors with a mere flick of his finger.

Xiao Ze, who was dedicated to the people and vowed to become a generation of Ming Jun, accidentally fell on a little lady.
The little lady was born beautiful and lovable.
So Xiao Ze accepted his life and got the name of fear.

ps:
①The male protagonist has no concubine, and he is dedicated to serving the country.

- Description from novelbuddy

Jotaro awakened his Stand at 17 years old, but unexpectedly bound to a bastard system. Under the system's effect, he was forced to go to other worlds. In order to return to his own world, Jotaro had no choice but to complete the tasks issued by the system.Demon Slayer world: “Yare yare, Muzan, there's only one reason you failed, and that is, you pissed me off!”One Piece world: “You bunch of guys, I’ll be the one to judge you!” While violently beating up the Celestial Dragons, Jotaro completed a research paper on sea king-type creatures.Naruto world: “The one judging you is my Stand, Star Platinum!” Star Platinum, the true god of ninjutsu, ultimate hand sign speed. You call yourself the Copy Ninja?Originally, Jotaro only wanted to find a traditional Japanese woman to marry and have children, but he seemed to have underestimated the Joestar bloodline's attraction to women. Unknowingly, the women surrounding him grew more and more, and all willingly.The chatter of lovely women behind him made him extremely annoyed.He suddenly turned around and shouted, “Yakamashi! So annoying! You stinky hags!”[1st World: Demon Slayer2nd World: Tokyo Ghoul3rd World: One Piece4th World: Naruto]