Ousama Game The Animation Season 1 is a psychological thriller anime that follows a group of students who get caught up in a deadly game of dares, controlled by an unknown entity called The King.

Ousama Ranking, also known as Ranking of Kings, was a huge hit when its first anime season dropped. It is still widely beloved in the anime community, and for good reasons. While the manga isn’t ...

The sender is the King and the subject of the email is "King Game." The email states that if the recipient does not complete the king's order within 24 hours then they will be punished.