MTL - Global Reincarnation: My Own Story Library - v2 Chapter 15 hidden tasks

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!

Wang Xuan entered Longmao Square and was trapped in it. When he finally left, it turned out…

This is the last building on earth.

- Description from novelbuddy

Huang Dan’s pain nerve is innately different from the ordinary people. A little tore in his skin can cause him to sweat all over his body painfully to the point of him unable to make a word out.

Somehow, he began to cross world, following Mr. System to do the tasks…

In the first world, Huang Dan realizes what it means to die painfully and to live to die again.

TL’s summary:
MC suddenly transmigrated and is bind to a system, requiring him to solve mysteries. Born with a higher degree of pain sensitivity, he met different people in the different worlds and learns what kind of emotion smiling is.

- Description from Novelupdates

Living a fairly common life, Brian lost his parents at the age of twenty at the hands of vampires. But he never imagined that he had a daughter and she was a vampire.

Elenor was raised by her mother, learning to become the next head of the Vampire Family. Seeing the pressure and loneliness of her mother, an eight year old Elenor decides to find her father and help them patch up.

But, who would have thought that her father had no love for her mother, he doesn't know much about her. Instead he fell in love with an werewolf, her racial enemy.

But, it wasn't her story. Brian had a lot more going on in his life. With a new daughter and a girlfriend, his life began to drastiscally change. From solitary and lonely life to a life filled with excitement and love. Can he handle it? Can he raise his daughter? Will he ever love her mother?

In the age of post-apocalypse, Brian at the age of twenty-five starts a new life filled with Virtual Reality, Superheroes, Evil Aliens, Vampires, Werewolves, and most importantly, Techs.