In the nineteenth century, we find Lydia Carlton living in Scotland, making a living as a fairy doctor. She is one of those rare humans who can see and communicate with fairies. But no one believes her. However, Edgar is in need of someone with a vast knowledge of fairy lore, and Lydia is just that person. After rescuing her, he becomes her employer, but there are many secrets and emotions that seem to follow Edgar, who claims to be the Blue Knight's Earl.

Beaten and left to perish, Ryuunosuke Ibuki is robbed of everything to his name. Seeing him in such a pitiful state, a man named Kamo Serizawa gives him a second chance and offers him to become his personal assistant. Ibuki seems to be spared by grief, but this new lifestyle only makes him nothing more than a dog to one of the most influential men in all of Kyoto. Meanwhile, with the rise of ronin attacks on the general population, the shogunate sends the Roshigumi to Kyoto to strike for peace. Led by the honorable yet soft-spoken Isami Kondou, the Roshigumi is composed of strong and skilled samurai but lacks any meaningful political connections to gain footing in the city plagued by crime. Having no other choice, Kondou allies with the arrogant Serizawa and his connections in exchange for their combative strength. Despite hating everything the samurai stand for, Ibuki finds himself tangled in the business of the Roshigumi. However, as he interacts with the members under Kondou's leadership, Ibuki slowly realizes that not all samurai are as cruel and dishonorable as he once thought. Hakuouki Reimeiroku explores the early days leading up to the formation of the Shinsengumi while the political tension in Kyoto gives rise to instability and uncertainty.

Disguised as a boy, young Chizuru Yukimura leaves her quiet home and heads to Kyoto in search of her missing father—a medical doctor by the name of Koudou. She soon learns that the volatile capital city is a dangerous place to be in as she is ambushed by a pair of ronin while in the streets. Much to her horror, the ronin are slain right in front of her eyes by white-haired, red-eyed samurai, only to be quickly disposed of by three men from the Shinsengumi—a special police force who serve the shogun. After the incident, Chizuru finds herself being taken into custody by the Shinsengumi for further questioning. Upon learning that her missing father is also the same man they are searching for, the chief allows her to stay in their care while they look for his whereabouts. While working as an assistant for second-in-command Toshizou Hijikata, Chizuru slowly discovers just how connected the troubling political environment of Kyoto and the demonic-looking white-haired samurai are to her.

As a young boy, Xu-Xian is forced to free his pet, a small snake. Unbeknownst to him, the snake is actually a young snake goddess named Bai-Niang and she is in love with him. Many years later, when they are both adults, the princess is magically transformed into a human and sets out to find her love. But the local wizard believes her to be a vampire, and banishes Xu-Xian from the village in order to save him. Xu-Xian's pet pandas Panda and Mimi set out to save him and bring him, in the process becoming leaders of an animal gang. (Source: ANN)