One Piece: Supreme Check-In System - Chapter 51: Void Knights Selection

Heroes are divine beings that are not only powerful themselves, but able to augment the troops they lead with greater power.“Heroic Genesis”, a world-class online game developed by the United States, China, the European Union, Russia, India, Japan, and South Korea combines fantasy, adventure, war, trade, territory construction, navigation, sports, and leisure.Every gamer in the world is fanatical about it, and the top gamers in various countries shine on the stage of the national wars.Dafei, a former internet addiction treatment expert, sees the infinite business opportunities available in Hero Genesis after quitting gaming for many years and joins the game with the aim of becoming a professional player.The whole world is filled with positive energy because of him.

The tale of Oliver.
An orphan boy from a Mine, in 19th century Europe, filled with Magic.

“Here's what happened. I was in a desperate situation when I accidentally encountered a dragon. It told me I was a martial arts prodigy and said it would teach me the Dao of Immortality…” “This excuse for skipping class and cultivating in secret… is that seriously the reason?” “I don’t care whether it’s human or not, what matters is that the dragon said: ‘If you want to become strong, kneel and call me Master.’”

Based on the popular Vocaloid song .

Rin, a young angel (presumed female, but angels don’t have clear genders) falls in love with a young human girl, Miku. However, their love is considered taboo, and so, Rin makes a deal with the devil to be reborn as the human boy, Len, in order to be with Miku. However, their happiness together is short-lived, and even that soon ends in tragedy.