After an unexplainable circumstance, Rain Reavers found himself in a different world similar to Earth. Without any clue as to what happened or what brought him there, Rain has to survive and now lives with a female elf. One day, for an unknown reason, the elf disappears. Leaving only her necklace behind as a keepsake of their time living together. After almost 2 years of living in a remote village, Rain ventures out to find the elf and take back what he had lost.

The story revolves around a boy named Rai Raze, a person who is really devoted to something he really loves that it almost seem like an addiction. After failing to win the affection of the person he devoted himself to, he traveled out of the kingdom with an acquaintance, Gaia Windfield and became adventurers. Time passed and he recieved a curse from an overwhelmingly strong person, a curse that will change his point of view forever.

In a world filled with praises and admiration for the heroes, the victims of the so called 'Heroes' are buried away and forgotten. This is a story of a man with no superpowers yet he stands and threatened the hero society with the help of his various connection.

[So this is heaven not hell, and it is giving me the opportunity to change everything?] I am reminded of the experiences that I had on earth, to the time I took my last breath, specifically. The urge for taking revenge on those people made me accept the opportunity that the Creator has given me. [This system, I will use it well.]

Luke Gajel, father of Amon Gajel living in the shadow lands. Always boast of his friends who are the four knights of their successful purging of evil from all four directions. Amon’s father, Luke is the fifth knight who is tasked to bring peace to the shadow lands but his accomplishment is not rewarded the same as how the other knights were rewarded and was banished instead, with his homeland pushing him away. He ended up in the same place that he was tasked to bring peace on and the people there welcomed him with open arms and ended up living there from that moment on. Three years prior to his decision living there, he married a woman and had a child in that same year. Ten years later, the child grew up to be a fine knight and a great demon, enjoying himself the privileges that both worlds offer. A certain incident happened and one of his father’s friends appeared along with an envoy from the empire who were there to purge their people. The incident did not claim any lives from their side but one thing is certain, the world is in danger after discovering something. Seeing an opportunity, Amon ventured along with his butler, Abel and with his father’s friend, the knight of the raging flames and follows him to the cities and gain some common sense as to how the society works and eventually join the academy where all the future knights will ascend from. Now Amon’s journey to claim his father’s honor begins.

In some point of time, a strange object appeared in the horizon, Pandora’s Box which commonly known as the ‘House of Cards’ it bestowed special abilities to some individuals who reached adolescence. The strange occurrence of special abilities shook the entire world so to control the individuals possessing special abilities, the sectors of the world decided to create an institute that will help shape the special individuals to be a better human. But on the fifth year, a tragedy occurred that almost killed off the entire fifth generation. And a single person survived, the sole survivor and the hero of the city, Rain Ambro. After almost thirty years of laying low without any motivation to cling to life, he then found out that the tragedy was planned which sparked a new purpose in his life. “Extract vengeance to all those who sacrificed my peers.”

Raven is a shy young boy who is often bullied for his uniqueness and labeled him as a curse. As a result, they all hated and despise his existence. But who would have thought that a boy like him, who they despised so much had already been destined and will responsible for the end of the war between demons and humans?