You said you hated men, why are your eyes now full of love? - Chapter 45 - I Really Was Too Nice To You

After dying in an oddly anticlimactic vending machine accident, Kazuki Ren is reincarnated in the demon realm—not as a hero, not as a villain, but as the only human male student enrolled at the mysterious Academy of Ruin, a school where all the professors are demon lords and all the students are powerful, beautiful she-demons.Ren is told he has one task: survive.But there’s a catch. The Academy’s darkest secret is about to awaken, and Ren holds a hidden power that could either destroy the demon world... or rule it.Now surrounded by seductive demons with hidden motives, eldritch tomes, forbidden dungeons, and twisted exams, Ren must master his ability—or be consumed.Magic, mystery, danger, and temptation await in this dark academia harem fantasy.

Jiang Chen accidentally traveled through and started his comprehensive journey.

The world is tentatively scheduled: Naruto – Attack on Titan – Blade of Demon Slayer – Sword Art Online – Detective Conan, etc.

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In the Naruto world, Jiang Chen obtained the apprenticeship ten thousand times return system, as long as he taught his apprentices, he could get a correspondingly high return reward.

As a reward, Jiang Chen taught Hinata the black coffin he brought from the world of the god of death to Hinata.

During the Chunin Exam,

Neji: “Abstain, Hinata, you are not fit to be a ninja.”

Hinata: “I don’t want to run away, Brother Neji, let’s have a showdown! The turbid coat of arms is faintly revealing, and the unruly and arrogant talent… The Ninety of Destruction: The Black Coffin!! !”

Everyone: “You call your brother on the lips, but you actually kill him. This girl is too scary!”

(The introduction is weak, please move to the text~)

- Description from novelbuddy

[Raising Babies + Sweet Romance]Su Xingwan wakes up inside an old-school CEO novel—as the “evil aunt” who starves and beats the three genius children left in her care.In the original plot, the kids’ uncle arrives, sees the abuse, and locks her away to die in a psychiatric ward.But Su just got here—and she’s read the whole book.Looking at the three bony, wide-eyed toddlers, she decides:“Plot twist—I’m fixing this.”• Eldest (Da Bao): a prodigy sold to a celebrity couple, future business titan.• Middle (Er Bao): bound to a villain system that keeps whispering, “Find Uncle—destroy the aunt!”• Youngest (Little Bao): mind-reader, destined to be the story’s adored koi heroine.Su sets out to undo every scar the original owner left.Little Bao blinks: “Why is Bad Aunt suddenly… nice?”Er Bao narrows his eyes: “Trap detected.”Da Bao clutches his siblings: “She’s brainwashing you!”When the formidable Uncle Lu Yun finally arrives, he expects a rescue mission. Instead, he finds three giggling kids curled in Su’s arms—and decides the children aren’t the only ones he wants to take home.

Her parents died in planned accident by her uncle. They used her in every way they can. They planned to sue her so she wont take her fathers company back. They want to destroy her life making her penniless. No one knows that she is the not the same girl who was played as puppet in their hands. Five years changed her a lot. Now she is a hidden genius still acting pityfull to take revenge.