Sougo Tokiwa who always dreamed of becoming a king encounters a mysterious girl who came from the future and warns him that he would become the king of all time, Kamen Rider Zi-O, who destined to rule the world.
A policeman begins a revenge against a drug leader after the death of his brother. In his crusade take the help of a friends and the ex-girlfriend of drug leader.
Two boys and a young girl struggle for their lives and suffer horrible abuse at the hands of their caretakers during their stay at an orphanage. Taken from the orphanage they are thrown to the streets where their journey to survive will force them to fight for their very lives. Two of them find romance while the third is abducted, to be groomed for membership in the mafia. A powerful and mysterious person in the shadows monitors and influences their lives from afar. In a series of Machiavellian moves, this antagonist orchestrates a series of seemingly innocuous coincidences that move the three of them even closer to the final conflict culminating in the perfect opportunity for spectacular revenge. Their paths are very different but the ghosts of from the past will eventually bring them back together...
The three brothers discover that the human experiment banned after destroying the "Orochi", is still going on to secretly revive the evil snake. They also find out that some ex-members of the Yamainu (the Japanese military unit formed to kill the snake) are behind this conspiracy. The brothers fight together again in a battle against the military.
Jacob, a bank manager haunted by a violent heist that took the life of a coworker, teams up with his ex-cop neighbor, James, to bring down the assailant. While the two men work together to figure out the thief’s next move, Gabriel, the highly-trained criminal, is one step ahead. When Gabriel kidnaps Jacob’s wife and daughter, Jacob barrels down a path of bloodshed that initiates an explosive counterattack and brings all three men to the breaking point.
Small-time crook Atris is tired of working for Berlin crime lord El Keitar. Yet in order to build his own syndicate, he needs money. When his friend Frank offers him a lucrative deal, Atris thinks his chance has finally come, not knowing that he is about to set in motion a fateful chain of events.
A young boy finds a powerful otherworldly weapon, which he uses to save his older adoptive brother from a crew of thugs. Before long, the two of them are also pursued by federal agents and mysterious mercenaries aiming to reclaim their asset.