Collection of four short stories related to the Kurama-yama arc. First narrated by Jirou, tells of his relationship with Suirou and his first encounter with the thunder beast. The second, narrated by Suirou, is about his relationship with Kurama (Shinjurou) and the events that led to his injury. The third is about Nanami trying to figure out whether or not Tomoe really said he liked her at the end of the Kurama-Yama arc. And the last one is about Botanmaru befriending a small tenma.

Aideen, the esteemed daughter of a duke, is the Emperor’s assassin and the leader of ‘Owl.’ For giving everything and serving her Lord faithfully, she was betrayed and sentenced to death by guillotine. Abandoned by her Lord, her life came to an end, yet the moment she opened her eyes again, she realized she had returned to a time when she was still only 17. In order to get her revenge, she decided to destroy Ferdi, a country that the Emperor cherished more than his life. *"You are beautiful, Milady. Especially those red eyes of yours."* The man who personally sent the order to have Aideen executed, the Prince from the enemy country, Diceon, unexpectedly began to interfere with her life! The story of Aideen, the woman who was abandoned by the Emperor and was given a second chance at life to get her revenge and to destroy her home country, now unfolds!

*"Is this really Joseon?! Even so, we must save lives!"* Baek Gang-Hyeok, South Korea's greatest genius surgeon. After touching a mysterious painting, he falls into Joseon. And of all times... right before the outbreak of the Imjin War! (Source: Naver, translated) *Note: Includes one extra chapter.*

In the Kingdom of Xia, the grand-general's daughter Situ Xiu is a strange girl who is weak, timid, and stutters, too! One day, her twin brother the young general got mad and suddenly left home… Not knowing the situation, the emperor ordered her brother to lead a military expedition to defend the border! Miss Situ must grit her teeth and pretend to be her brother. Now she is forced to face off against Can Yu, Sha Kingdom's mightiest general, the one they call the War God's reincarnation… (Source: Kuaikan, translated) *Note: Chapter count includes a prologue and an extra chapter.*

Nineteen-year-old Naruse Noka works hard everyday to become an idol, doing everything she can to get the job; however, her reality is twisted when she meets a strange girl on the Human Zoo of Hell—a place where you can see the lives of those who failed. The manga is based on the song "Spinal Fluid Explosion Girl" by rerulili, sung by the VOCALOIDs Hatsune Miku and GUMI.

During the Showa era, there was a law in Japan that granted a detective diploma only to those who solved three difficult cases. Kouko, an aspiring detective, receives a request to find out who's threatening to murder Inukami-kun, the son of a prestigious family, who is staying at Shunjukan, a boarding house in Tokyo. Kouko infiltrates Shunjukan as a cook who takes care of the lodgers, and starts to investigate. However, she's not good at cooking, or reasoning, so she's very busy! What's more, the four lodgers who live there are all crazy...?! (Source: Hakusensha, translated) *Note: Chapter count includes a prologue and one extra.*

They say, "To be a scholar is to be at the top of society," and so during the Dafeng Dynasty, society has rejected martial arts to focus on education, and they even opened the imperial exams to women! As an illiterate daughter of a martial arts dojo, Cheng Manyi was forced by her father to pretend to be an educated lady. However, she found herself in trouble when the heir of a prominent family came to offer marriage. On their wedding night, her handsome new husband told her, "When madam takes top place on the imperial exams, please don't abandon your husband!" (Source: Kuaikan, translated) *Note: Chapter counts includes a prologue and two extras.*

In a chaotic world, the Chu kingdom's emperor Chu Yuan relied on his Lord of the Southwest Duan Baiyue for support. Together, they led the mighty army of the Chu, ten-million strong, into bloody battles. Until they finally united the country and make peace for the people, in this epic tale of blood and iron. (Source: Kuaikan, translated)

Oldman, a mysterious man who wears an old-man mask and punishes the criminals and evils in the city, is the idol of many, including an elementary student named Tong. Even though Tong's father is a policeman, he feels embarrassed and ashamed of his father's inability to solve any crimes. However, on the day of Tong's 12th birthday, something shocking happens..!

Liao Tingyan, the newest and lowest-ranking disciple, unexpectedly managed to subdue the terrifyingly powerful demon of Gengchen Immortal Palace, sparking widespread debate among everyone. Some asked her, "Sister Liao, how did you manage to do that?" Liao Tingyan: "...By relying on the instincts of a slacker?" (Source: Bilibili Comics, translated)

Kaka, an unusually strong girl with a talent for combat, sees it has her duty to protect and assist her caretaker and master Genjou-sama, a kind but frail young priest who nearly died saving her from a tiger. When poisoned water threatens to destroy their village, Genjou-sama leaves for the capital to find a solution. In his absence, demons burn down their formerly peaceful village and transform the villagers placed under Kaka's care into monkeys. Kaka flees in a desperate attempt to find Genjou-sama, only to find a haughty powerful spirit is now using his body as a vessel! She learns that the human Emperor has been secretly replaced by the evil Demon King, and that this spirit has come back for one simple purpose: to restore order. The contact he offers is simple. If she accompanies him on his journey to the capital and all goes according to plan, the spirit will give Genjou-sama back, relinquishing the priest's body and retrieving his soul from the underworld. Will Kaka take the risk?

In the modern world, Xu Fei is an ordinary three-no college student: no looks, no money, and no future. But in the other-world, he is a martial artist, a cultivator, and a magician. The other-world martial arts skills make him unbeatable in the modern world, but it's not like an overwhelming super-power. The other-world resembles ancient times, where medicine, economics, and political systems are still primitive. Being able to travel between the two worlds, Xu Fei will use his unique skills to pick up women and become a tycoon in each world!