MTL - Unexpectedly, I Traveled Again and Again - ~ Explanation + next plot arrangement

Kain, a young teenager, accidentally lost in a Dungeon and awakened a special system. A system that allows him to continuously return to level 0, using his level to add and increase his skill points. From there, Kain began his journey to find the truth of this world, and when he took off that mask, what he saw was...

A mortal teenager strayed into the immortal way because of an accident, struggling on the road of seeking immortality.

Immortal Road is difficult to climb to the sky, in the face of numerous obstacles, his desire to seek the truth is still unabated.

Looking back again, the green mountains are still there, so the old is boneless.

- Description from novelbuddy

Xiao Yu was humanity’s greatest genius, a scientist whose intellect surpassed all others. He saw the signs of Earth’s impending doom a decade before it happened, warning the world of the catastrophe to come. But instead of being hailed as a savior, he was ridiculed, dismissed as a madman by his peers, and ignored by society.Realizing that nothing could change humanity’s fate, Xiao Yu made a decision. He turned his brilliance toward survival. Using knowledge decades ahead of human science, he constructed the first true interstellar battleship—not for humanity, but for himself. And when the end came, he did what no one else could. He abandoned his mortal body, fusing his very soul with the ship’s central computer and escaping into the endless void.Now, drifting through the vast and indifferent cosmos, he is the last remnant of a dead civilization. But he refuses to let humanity vanish without a trace. Why was Earth destroyed? Was it truly unavoidable, or was there something more sinister at play? To uncover the truth, he must push beyond the limits of human science. His battleship is just the beginning. Through relentless technological advancement, he will evolve, forging a warship that can traverse the stars, a fleet that can reclaim humanity’s lost legacy.The universe is vast, filled with unknown civilizations, ancient mysteries, and dangers beyond imagination. But Xiao Yu will not stop. He will find answers. He will ensure humanity’s flame is not extinguished.The journey into the unknown begins now.

Arlan can go back in time by one minute, once per day.And every time he levels up, he can go back a little further.But, even with his growing power, Arlan has never been in more danger. Demon magic was never supposed to make its way into the hands of humans, and its original owners would go to any lengths to take it back.What to Expect:-Numbers. This is a LitRPG written by someone who loves LitRPGs. It won’t be overwhelming or confusing, but if you dislike the genre, this probably isn’t the story for you. Blue boxes ahead!-Meaningful progression. Characters are always working to grow more powerful, but doing so is difficult. Level-ups are hard-earned and bring with them meaningful change in characters’ abilities.-Tactical combat. Fighting is as much a battle of wits as it is a battle of muscle, after all.-No harems.