I Became the Little Demon in Leading Role's Family - Chapter 76 - Could it be that this is the time for

'Confucius spoke not of the bizarre, the valiant, the rebellious, nor of spirits and demons.'This is the story of Mok Gyeongwoon, AKA the First Heavenly Demon - Cheon Ma, the forefather of the main character of the popular novel and manwha Nano Machine. This story is the prequel to Nano Machine, taking place 800 years earlier.

【Loving you is the sweetest thing in my heart】

Everyone in the First Affiliated Hospital knows that Xu Mai of the Cardiac Surgery Department is a high-altitude flower with first-class medical skills, first-class talent and appearance, and a icy aura… also first-class, which has frostbitten the hearts of a large number of suitors.

The new intern, Min Yue, became more and more courageous with the cold, persistently chasing after Xu Mai and wagging his tail: “Master, Master, I can warm the bed. The operating room is so cold, will you marry me?”

【Min Yue’s Love Story Theater】

Min Yue: “Master, as soon as I saw you, the dopamine level in my brain rose rapidly.”

Xu Mai was looking at the case and ignored her.

Min Yue pointed to her heart: “Master, the place between my second and fifth ribs is where you live.”

Xu Mai flipped through the medical records, but still ignored her.
Min Yue suddenly hugged her sweetheart from behind: “Master, I like you.”
Xu Mai stared at the case, his ears turned red quietly.
CP: Deputy Chief Physician of Bingshan Beauty x Energetic and Sweet-mouthed Trainee Physician

- Description from novelbuddy

In a world where 70% of the population possesses powers managed by a LitRPG chip, Kang Ji-Hoon, a timid young man, joins the prestigious Apex Academy to save his sick mother. Ranked last at F with his seemingly useless ability to summon a dagger, he becomes the target of relentless bullying. Pushed to his limit, he unleashes the true power of his weapon, a dark and destructive force. As he transforms into a ruthless anti-hero, a cosmic threat emerges to assimilate humanity. Ji-Hoon then realizes his dark destiny: to save everyone, he must destroy everything.