Elf Tensei Kara no Cheat Kenkoku-ki - Chapter 11Book 4: -3: Secret Meeting

A college student was returning home after studying abroad for several years when the end of the world happened. A dragon appeared out of nowhere and attacked the plane he was in, thanks to an incredible amount of luck and his quick-thinking, he managed to survive the plane crash only to get stuck on a tropical island. A weird system took over the world and brought monsters to Earth. While nations collapsed and the world as a whole was being destroyed by ridiculous monsters, Leon was stuck on a godforsaken island with no chances of being rescued. What will happen to him? How will the world change while he is away? Will he even manage to return? The story, all names, characters, and incidents portrayed in this production are fictitious. No identification with actual persons (living or deceased), places, buildings, and products is intended or should be inferred.

The 7-year-old little crybaby met 11-year-old big brother who ran away from home.
[This man became the protector of redemption in his life]

The 16-year-old little dragon fell in love with a 20-year-old big brother.
[It’s a pity that the big brother didn’t recognize him as the little crybaby]

The 23-year-old single father and 27-year-old chief executive meets again.
[This time the little crybaby and his big brother are finally together]

Fortunately we met through hundreds of millions of people, Thank God, for letting us break through many obstacles and get back together again, falling in love with you and being with you again is the greatest fortune in my life.

- Description from Novelupdates

In the original world, Sasuke had a tragic life experience, his entire clan was wiped out, he was deceived by Itachi, brainwashed by Obito, and played with by applause, and everything was clearly arranged!On the spur of the moment, you will get a severe beating! In the end, he cut off his hand, carried everything on his back, and left Konoha alone. The Uchiha clan fell...After Getting Transmigrated As Uchiha Sasuke, Yah Let's Definitely Try To Avoid All Of This Shit....

One choice can change everything in the Multiverse—a simple decision, a single moment, a shift in fate. In the vast expanse of timelines, Subaru Natsuki’s life takes an unexpected turn when a seemingly random choice disrupts the course of his journey.My name is Subaru. I used to think that being transmigrated into a different world would be a dream come true. But after dying countless times, I've realized it's nothing like I imagined. Death doesn’t come easy, and neither does power. I thought I had it all figured out, but now I find myself burdened with gifts... or curses, depending on how you see it.They call to me—the voices of the Witches.“Wow, sorry for visiting you,” Minerva’s voice echoes in his mind, her tone both playful and apologetic. Subaru grits his teeth. He knows too well what this means.“Sorry, Minerva,” Subaru mutters, though his voice is tinged with frustration and confusion.-----MC: SubaruShip: Subaru X HaremNow to make things clear, Suberu is still going too die, die a lot almost, he will still need too deal with everything, just because he and more power's doesn't mens he is fully safe so yeah