Omae wo Onii-chan ni Shite Yarouka!? - Volume 2, 25th of April, Thursday

Quinn Winter is a young man from another world. One day, he is suddenly chosen to become the new Demon King. But the Demon Kingdom is in big trouble – it's losing a terrible war against the human kingdom called Gran'le.To help his people, Quinn comes up with a risky plan. He will sneak into Gran'le and learn their secrets. But things don’t go as planned. A powerful noble sponsors him, and he ends up joining Heavenward Academy, the top school for training future heroes.At the Academy, there's a big challenge called the Selection. The best students become Paladins – magic knights who fight demons. Quinn doesn’t want to become a Paladin. He is a demon king! But now, he’s stuck in the Selection… and if he wins, he’ll become the very thing he’s supposed to destroy.He started the day badly. Now, things are getting even worse.

[The country finally matched me with a partner—the richest man in the world.]

Ye Xingguang, dumped on the day of her graduation, stormed to the civil department to get in the queue for matchmaking, and somehow got Ye Junqing, the billionaire who topped the Forbes Rich list?

Everyone was saying that Ye Junqing also topped the list of celibates, and Ye Xingguang had expected that he would be difficult to get along with.

However, after their marriage, her husband taught her how to dance, play the piano, survival skills, high society etiquette, and the art of death. He’s a harbor in the storm like a father, and a brother who entertained her whims.

She had thought that she had used up all her luck for this moment, but greater surprises were in store for her… Was she dreaming?

He was very happy to be reborn, but why was he sixteen again, he can’t bear to look back at that time.

Why does he return to being sixteen years old, yet still meet Doomsday?

It’s alright to encounter the end of the world, so why did he have to fall in love with someone?

Even if he falls in love with another person, why did it have to be a man?

Falling in love with a man is also alright, so why did it need to be a secret one-sided love?

Even a secret and unrequited love is alright, so why is that man his….

- Description from Novelupdates

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!