Realm of Monsters - Chapter 28: Library Mystery

Seven billion humans living on the Earth time-traveled together after they had woken up one morning. They all heard a synthesized female voice.

“Want to know the meaning of life? Want to live… a real life?” The world changes when you click YES. In God’s dimension, you have to keep getting stronger, keep evolving to survive one horror movie after another. Do you kill everyone in your way to reach the end as a lone king? Or fight along with your comrades and survive through the support of friends? Everything was just for staying alive. Until you find the secret of God’s dimension. Who is the real enemy?

She killed his wife, destroyed his reputation, and ran off with his son. 8 years later, she returned home with her genius son, who already had a fiancée. “Give me the child, or you can’t afford the price.”“A girl who eats meat and vegetables doesn’t suffer, if you want a child, find yourself a woman to give you one.”

Kusumi Chiharu gets a message one day that he has been selected as a Monster Tamer, and he is prompted to select his first partner. He thinks little of the message until he receives a giant package the following day. He assumes it’s the porn books he ordered, but the huge box ends up containing the unconscious body of a near-naked girl! She’s a ghoul named Zonmi, who intends to fight beside him as his partner.

However, it turns out that other hot girls at his mostly-male high school are also magical entities, and Zonmi may not be the only one who wants to fight by his side!