Aj is a 16-year-old boy trying to survive in the Black District. His parents had put him on the street as a child and since then he has been doing everything he can to survive. He has a job on the street and is one of the best, but the money is barely enough to make ends meet and pay the rent. He has no problem working a lot and hard, because his dream is to get out of the black district and move to the white district at some point.

Cay is an 18-year-old man who lives in Black City, a city ruled by the mafia, the Black Serpents. He does every job to keep his head above water because he has a heart condition and his medication is very expensive. He lives in a puny little one-room apartment, for which he has to pay far too much, but the mafia keeps increasing the rent and his landlord is a monster....

Míriel, 20 years old, has been working since he was a baby in a tavern in the Elven Quarter of the Kingdom of Astria. His parents had sold him as a baby and because of his feminine appearance he was forced by the tavern owner, a greedy old bad man, to be waiters and amuse the customers. Elves are considered a poor race in Astria, but they are beautiful and elegant. Despite his difficult life, he has an extremely strong character and a strong will. He dreams of being able to leave someday and live a simple life

Peter is a smart and cheerful high school student. He is 16 years old. He is good at sports, likes to read and is very sociable, but he is still not popular in the gangs of the group, but rather the victim. At his school there are different gangs, big and small, but the gang that rules them all is the Black Diamond. Everyone from the school and even the city and police stay away from this gang. He always helps others but also has a very shy side. His family is rich, but most of his parents are always on business trips, which is why he is often alone.

Henry is 18 years old and is a student studying architecture. He is smart and talented, but keeps to himself. He is an outsider in his class, as he has a scholarship and comes from a poor background. His father is an alcoholic and his mother died in childbirth. His dream is to create houses for many children in need to play, live and educate.

Mikael is an angelic assassin who belongs to the elite of heaven and gets the highest orders despite his young age of 100. He has had no wings since birth, a rare phenomenon that has always bothered him, but also wants him to be better than the others. He has a 100% success rate and no job is too difficult or dangerous for him. He has defeated several demons and saved countless angels. Since his parents had been killed by demons when he was a baby, he grew up in the Heaven base, where he was trained as an assassin to control his hatred of demons and use it for something useful.

Mikael is an angelic assassin who belongs to the elite of heaven and gets the highest orders despite his young age of 100. He has a 100% success rate and no job is too difficult or dangerous for him. He has defeated several demons and saved countless angels. Since his parents had been killed by demons when he was a baby, he grew up in the Heaven base, where he was trained as an assassin to control his hatred of demons and use it for something useful.

Zade is a premium officer in the Royal Guard and is good friends with the Royal Family. He always gets special missions and has never failed or given up. For him, the only thing that counts is winning and completing his missions, he has no time for love or friendship. Recently, there have been several problems with the capture of an area, as indigenous people live there and they don't agree to negotiate with the king. The king has instructed him to approach the people and be accepted into their community in order to be able to destroy them and report to the king...

In a world where all humans are categorized into omega, beta, and alphas, the 20 years old Yusei is an Omega Rabbit, one of the lowest ranks, as his body is quite difficult to build muscle and is very petite. He is used to being excluded and annoyed, but he still stands up for himself and defends himself, even if it often gets him into trouble. He hates being an omega rabbit or being seen as weak or cute, which is why he often exercises and eats a lot to be a little more muscular. He would do anything to improve his fate

Kaiden is the emperor of the Kingdom of Astria, a strong but conservative country. He is 25 and it is expected that he will find a bride and inherit but what no one knows, he has other interests. He rules, strict and cold. Everyone knows that he is not someone to mess with or lose his favor.

Jerome is 25 years old and works in a laboratory where experiments are carried out on humans. He has already achieved great success and is the chief physician. His latest creation is a human with superhuman abilities and he loves to research, experiment and get ahead. For him, every creation is like a child, but a child that needs to be educated and shaped. He is not afraid to punish if a creation is disobedient or cheeky. In his experiments, he is carefully and neatly and pain for the creations he accepts, because for him there is only the end result

Maxime is the Duke of the southern border and appreciates his people very much, but he doesn't like outsiders or people who look different or are special. He is proud of the tanned skin and the brown eyes, which are common for southern people. He finds other looks strange and not good He avoids the people and shoos them away, no matter what status the other person has. He rules strictly, but always ironically for the good of his subjects. He maintains good relations with the royal and imperial families that he would never risk, at any price....

Christian is 25 years old and the duke of the northern border of the kingdom of Asmus. He never wanted to be a Duke, but fate and inheritance had other plans. His two older brothers died in battle and his father died of illness, so he was the sole heir and thus became a Duke. He avoids big events and company and prefers to spend his time in his office, buried in strategy, plans and books. He doesn't care about rum, money and power, but he still deals with it very conscientiously.

Milo is the youngest member of the Lunga family, which is known for being a pure omega family. It is customary for the youngest of the family to be given to high-ranking alphas to witness the heirs or simply as heat partners. Despite the fact that Milo knows his omega rank, he is too proud to submit and always says what he thinks, which has often caused him problems. After many failed attempts, his family has finally managed to find a high alpha to take Milo, but he is not at all thrilled because he will never be the doll of a snooty alpha!

Akin is a demon who lives in a small, poor village. His family are farmers and he loves them, but the years are hard and all he knows is hunger, the love of his parents and the deep hatred for the nobles. He helps since he is a child to pay the taxes and not to lose the land of his family. He is a good worker, strong and ambitious, but too often says what he thinks that gets him into trouble

Dominic or Dom is the richest CEO in the northern country. He owns almost all trading companies, winery and noble restaurant. At 25, he is one of the youngest among all the powerful people, but that doesn't intimidate him. He is always composed, calm and polite, but can silence an entire room with a single glance. On the advice of his manager, he considers adopting a child, for his image and to do something good.

Dylan is 115 years old, which makes him very young and he is a lowly demon in hell and is one of many misstres of the royal family. He feeds on certain energy and his hunger is very great. He can be naughty and loves to flirt and sometimes be a troublemaker

In a world ruled by power, 16-year-old Rin stands at the bottom and has been working as a lowly slave since he was a child. His parents sold him at the age of 5. The work as a slave is hard and the punishment for mistakes brutal. He rarely shows his feelings, works well but has not seen any light in his life for a long time. His heart is heavy from the betrayal of his parents and the hard life as a slave has left many scars on him ...

Nicolas is Santa's youngest son, 18 years old and works hard to stand out from his three older brothers to make his father proud and eventually run Santa's workshop. Every year around Christmas time, he takes on as many tasks as possible to make his father proud. In addition, he has the nerve-wracking task of scolding the Grinch's children and getting them on the right track if necessary. This means that he is busy with the important tasks to prepare for Christmas and at the same time has to pay attention and hope that all 5 children of the Grinch behave and don't do any nonsense.