Rebirth: Regaining Joyful Moments - Chapter 649 - 651: Pregnant

Naofumi Iwatani, an uncharismatic Otaku who spends his days on games and manga, suddenly finds himself summoned to a parallel universe! He discovers he is one of four heroes equipped with legendary weapons and tasked with saving the world from its prophesied destruction.

As the Shield Hero, the weakest of the heroes, all is not as it seems. Naofumi is soon alone, penniless, and betrayed. With no one to turn to, and nowhere to run, he is left with only his shield. Now, Naofumi must rise to become the legendary Shield Hero and save the world!

In an inaccessible village, there were a few houses on the hillside.

People from far away were attracted here and the mountain road was crowded with luxury cars, because, in this town, there was a young man with incredible medical skills who could cure all kinds of illnesses!

- Description from Novelupdates

2000 years ago a catacalism happend that changed everything, a mystrious type of enrgy called Ena was introduced to this world causing a wide spread mutation in animals and plants creating many bizzar new species every single organism changed and that included us humans as we gaind the applity to harness ena transforming us from mere mortals to super humens but the tiping of the pyramid was sudden and even with ena cultivators being born humanity could not stope the mutated beasts invasion, falling from the top of the pyramid as an apex predator of this world to a prey at lowest leveles of spectrom, 90 percent of the humen population were wiped out that was when someone discoverd that he could tame these beasts and use them to fight and grow stronger at a speed that seemed impossiple for any ena cultivatior saving what was left of humanity and curving a small pice of land as a sanqutary for the suvivers, those heros where called beast tamers and thats how this honoroble profisson was born.Waking up in a new world, Alan Ortex finds himself thrust into a bizarre and very dangerous new life. With a new family to protect and the desire to face the unknown, fear and excitement bubble up inside him. He will start his journey across the multitude of encounters that he will find in this new life. From a weak high school student, wondering and wanting to make a name for himself, wanting to enjoy his life to the fullest, as he promised himself on the first day he woke up in this new world. In this world full of bizarre creatures and beasts and unbelievable superpowered humans, he will become the strongest beast tamer ever—the absolute one.It's a tale of life, a journey into the unknown full of trials and one big mystery unfolding after another.Stay on your toes; it is going to get serious.