Riddle Story of Devil

Two assassins face off at a certain "workplace." The cool bounty hunter Chateau and the mysterious and powerful Ryang-Ha. Chateau and Ryang-Ha become enemies after this fight—at least, they should have, but for some reason Ryang-Ha takes a liking to Chateau and begins following her around. Little by little, Chateau develops a cooperative partnership with Ryang-Ha, which gets her caught up in the struggle against the organizations hunting him down. Furthermore, that battle is related to her past as well. Why did Ryang-Ha approach Chateau? What is Chateau's secret past?

Ten years have passed since the end of Bakumatsu, an era of war that saw the uprising of citizens against the Tokugawa shogunate. The revolutionaries wanted to create a time of peace, and a thriving country free from oppression. The new age of Meiji has come, but peace has not yet been achieved. Swords are banned but people are still murdered in the streets. Orphans of war veterans are left with nowhere to go, while the government seems content to just line their pockets with money.

Two years ago, Shibuya was ravaged by a biological terrorist attack using the deadly Ua virus. Maria Osawa was saved when her father inoculated her against the virus, but is left with partial amnesia from the shock. She works as a cameraman when she reunites with a girl named Canaan in Shanghai, China. A gifted assassin with synesthesia, she is under orders from an unknown organization for a yet unspecified mission

Once the greatest hitman of all, Taro Sakamoto retired in the name of love. But when his past catches up, he must fight to protect his beloved family.

The bounty hunter Sven is barely scraping by when he crosses paths with the Black Cat (a.k.a. Train Heartnet) and the young bio-weapon Eve. The three new companions will need more than luck to survive when they find themselves sought by both the Chronos Numbers and a Taoist revolutionary group called the Apostles of the Star.

A legendary hitman trained to become the world's best assassin is asked to lay low for a year by the head of his crime family.

The Social Welfare Agency saves the lives of terminal patients using cybernetic implants. Then it teaches them to kill. After surviving the slaughter of her family, young Henrietta awakens to her new life at the Agency with a rebuilt body and no memory. Teamed with Jose, who is responsible for turning her into the perfect assassin, Henrietta’s been given a second chance—but at what cost?

Mireille Bouquet is a professional assassin, and a very good one at that. But when she follows up an E-mail from a young Japanese girl named Kirika Yumura, inviting her to take "a pilgrimage to the past", her life becomes even more dangerous than it already is. Now, with a haunting melody invoking the memory of an event long past, Mireille and Kirika decide to work together to find the truth about a thousand-year-old organization that has controlled both of their lives since before they were born. And the only clue in their search, the only thing Kirika remembers about herself, becomes their working codename: a name designating an ancient fate, of two maidens who reign over death—Noir.

Shiro is an easygoing teenager content with just being a student—until his seemingly perfect life is halted when a bloodthirsty clan, glowing red with fire, attempts to kill him in the streets. Unbeknownst to Shiro, he is suspected of murdering a member of their clan and will need a miracle to escape their vengeance. Miraculously, a young man named Kurou Yatogami swings in and aids Shiro in his getaway, only to reveal he's also after Shiro's life. Now a hunted man, Shiro will have to evade the clans of seven powerful kings and desperately try to prove his innocence—before it’s too late!

As master assassin Usui Yuen looks into a series of assassinations made on the grand samurai clan, the Satsuma, he encounters Kurima Raizo, member and survivor of one of the attacks. Together, they discover the true nature of these murders is bigger than over stolen resources. As they get closer to the truth, will they come out alive to exact revenge?

The Lost Ones are wanderers who come here from a distant world known as "Japan." No one knows how or why they leave their homes. The only thing that is certain is that they bring disaster and calamity. The duty of exterminating them without remorse falls to Menou, a young Executioner. When she meets Akari, it seems like just another job...until she discovers it's impossible to kill this girl! And when Menou begins to search for a way to defeat this immortality, Akari is more than happy to tag along! So begins a journey that will change Menou forever...

17 years ago, immortals first appeared on the battlefields of Africa. Later, rare, unknown new immortal lifeforms began appearing among humans, and they became known as "Ajin" (demi-humans). Just before summer vacation, a Japanese high school student is instantly killed in a traffic accident on his way home from school. However, he is revived, and a price is placed on his head. Thus begins a boy's life on the run from all of humankind.

The world's number one assassin has been reincarnated as the eldest son of a family of aristocrat assassins. In exchange for being reincarnated in another world, a goddess has imposed upon him one condition. "Kill the Hero who is prophesied to destroy the world." This was to be the mission in his new life. The synergistic effect of the vast knowledge and experience he gained that made all manner of assassinations possible in the modern world, and the secret techniques and magic of the fantasy world's most powerful family of assassins turn him into the greatest assassin of all time.

The story begins when high school student Kazuki Muto is killed one night saving a mysterious girl from a monster, only to wake up in his school dorm, believing it to have been a dream; however, he soon finds out that dream wasn't a dream at all when a giant serpentine monster attacks him and his sister. Tokiko Tsumura, the girl he saved, explains that the monster is a homunculus. Kazuki had been attacked and killed by it when he was rescuing her; however, she, feeling responsible for him, revived him by placing a Kakugane medallion in his chest, serving as a replacement heart.

During the Warring States era, the feuding generals were suddenly struck down one after another by the demonic Kishin. In the 150 years since, groups of individuals have continued to resist Kishin control. They are called Bushi bands. When they were young, Musashi and Kojiro would hear tales about the Bushi from Kojiro's father, and the two of them dream to form the strongest Bushi band. One day, as Musashi struggles with his choices, he witnesses humans being torn apart by oni. Forced to face the truth, Musashi rises up against the powerful oni to make his dream with Kojiro come true!