MTL - Princess Medical Doctor - ~ Goodbye in 978, it’s already a different day.

In her previous life, her family was destroyed.In this life, she was reborn and decided to save her family, never letting history repeat itself. But with all the men in her family having already sacrificed, how can her family rise again? At this moment, he appeared and said, “Your family belongs to a prosperous lineage, and for a hundred years, there has never been any waste of talent, including among women.”Later on...The eldest sister became an invincible warrior, the second sister a formidable head of the household, and the third sister a wealthy merchant. Her family was rejuvenated.Because he had helped her countless times in her previous life, she secretly returned the favor in this one.On a snowy night, outside the city wall:“You've saved me so many times, do you like me?” he asked.“No, you are mistaken,” she replied.“Then if I've saved you so many times, can you grow to like me?” he asked again.

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At just four years old, Ryosuke Hyuga trains relentlessly in the Hyuga clan courtyard, sweat dripping from his brow and determination burning in his eyes. Once a member of the oppressed branch family, Ryosuke was destined for the curse seal and a lifetime of servitude to the main family. But fate had other plans.Reborn into the world of Naruto, Ryosuke awakened the Byakugan at birth — a feat unheard of even among the Hyuga. With his rapidly advancing eye techniques and innate talent, the clan hails him as a once-in-a-generation prodigy.Hyuga Hiashi, the clan head who temporarily adopted him, watches his progress closely. The moment news arrives of his newborn daughter's birth, Hiashi makes a shocking declaration:“From this day forward, you are the future husband of my daughter, Hinata. You will marry into the Hyuga main family.”No cursed seal. No servitude.Ryosuke will rise — not as a pawn, but as the shadow behind the Hyuga's future.

Eric Langley, an eighteen-year-old boy whose parents passed away three years ago, had no known relatives and was left to fend for himself. To support himself, he worked in a bakery, using his earnings to cover his daily needs and indulge in his favorite pastime—reading chapters of the novel “Humanity's Strongest Mage,” which had recently gone on hiatus.Eric had a love-hate relationship with the novel. While he was captivated by its world, he despised the Protagonist, Alex Whiteheart. Alex had it all from the start: strength, fame, money, and of course, a harem. He never faced any real challenges, effortlessly overcoming every obstacle, which made the story lack something Eric craved....... Chaos.One evening, while taking a walk with his headphones on, Eric was lost in thought. The music drowned out the world around him, and he failed to notice a car losing control and speeding toward him. The last thing he heard was a screech before everything went dark.When Eric woke up, memories flooded his mind, and he quickly realized something was wrong. He wasn't in his own world anymore; he had somehow ended up in the world of “Humanity's Strongest Mage.” To his shock, he found himself in the body of Arin Vale, an insignificant character never mentioned in the novel—a true extra.Now, armed with the knowledge of future events and driven by a desire for chaos, Arin had one goal: to disrupt the smooth journey of Alex Whiteheart, the Protagonist. He was determined to introduce Chaos into the story, making it far more interesting than it ever was, and in the process, he'll also find out that there's more to his character than just being an Extra.Let the Chaos begin!