Thunder and fire kill people, rumors spread, and rat-faced sinister soldiers rampage across the imperial capital. Everything seems to point to the secrets of the former dynasty that were wiped out by thunder and fire. A pair of hands brought three very different young men together. Jing Yifei, the cold and proud female master of Jinwu Guard, was ordered to find out the truth about the rat soldiers. Bai Qi, the descendant of Jieyi who lives in seclusion in the mountains, led his master to go down the mountain to find a young machine master to join the Jinwu Guard. But the person he was looking for, Qin Ming, was deceiving and abducting him!? As the three of them continued to work together, they gradually came closer to the truth about Lei Huo. (Source: iq.com)

As a vampire, Luna Ishikawa can be considered a unique transfer student. With her cool demeanor, she has quickly become her class' center of attention. Normally, it would be nearly impossible for Tatsuta Ootori—a completely average guy—to ever interact with her. However, this changes when the two are unexpectedly paired together for cleaning duty! After Tatsuta spontaneously forms a friendship with Luna, his impression of her slowly crumbles: she is not the mysterious and collected girl everyone thinks she is. In fact, she is unable to even suck blood properly! Resolved to help Luna overcome her ineptness, Tatsuta proposes to become her practice partner. Pumping life into their mundane school days, the duo gradually works toward their delectable goal, improving Luna's blood-sucking skills with every bite she takes.

After the decline of the once robust fields of science and technology, a new energy source known as magic fuels the modern era. Humanity creates forbidden biological weapons: Gears. Those Gears eventually stand against humanity in a rebellion. Although they manage to overcome in the struggle for survival known as the Crusades, humanity's losses are so great that even after several decades pass, their emotional wounds remain unable to fully heal. Sin Kiske, the child of a human and a Gear, heads to his father Ky and mother Dizzy's wedding ceremony. Their wedding breaks the ultimate taboo: a union between a human and a Gear. Even with the world at peace, it took many years for such a ceremony to come to fruition. Despite the complex array of emotions surrounding it, the wedding ceremony is met with blessings. When suddenly, a mysterious girl appears... The fated child inheriting Gear blood–and the mysterious girl who despises Gears. Their meeting would shake the world.

A person who has traveled all over the green mountains is still young, but when he suddenly looks back, the sword is just between his eyebrows, but in his heart. Jing Jiu, who lives in a mountain village in Chaotian Continent, unexpectedly receives Liu Shisui, who is born with Taoism, as a book boy. The two came to the Qingshan Sect by chance, but they were criticized because the "mediocre" Jing Jiu actually took the "extraordinary genius" Liu Shisui as his servant. At the sword inheritance conference, Jing Jiu also met Zhao Layue, a Sanwu girl from Shenmo Peak. Jing Jiu, who is surprisingly "lazy", just wants to practice quietly, but little does he know that fate will involve the three of them in a huge river and lake dispute... Under the Taixu, are the green mountains far away? Not far.