In the world of Ling Yu(Spiritual Field), there is a continent named Chilan(Red Tide), where warriors and their Spirit Weapons are classified into different levels. Families and clans follow a strict hierarchy, too. Under the leadership of the Xuantian Union, human warriors and the Evil Clan have been engaged in brutal fights on Nether Battlefield for hundreds of years. A Soul-devouring Beast sneaked into the Chilan Continent through a crevice on the Nether Battlefield before it ruthlessly slaughtered the Feng Town and the Gao Town. Qin Lie, a young man from the Ling Town, together with Ling Yushi and Gao Yu whom he had grown up with, was commanded to help the Xuantian Union in the conquest of the Soul-devouring Beast. He did not anticipate that he would be swallowed into a great conspiracy. To protect his friends and to rescue the one he loves, the powers hiding in his veins are awakening.

It was Meiji 38 (1905), the Russo-Japanese War that had begun since the previous year was getting hard. In this severe circumstance, they reorganized the Raimu Squad. The members of the Raimu Squad were the girls. They were just like other ordinary girls who went to schools and yearned for love, except that they had "Raimu." Inukai Tsuyoshiro was a young man who was newly chosen to be the leader of the squad. He was ambitious to fight for Japan. When the young man met the five girls, the new chapter of "Raimu" began.

Featuring a modern-day odd couple, the naive virgin Kubota and the handsome charmer Hachisuka, who meet up by accident in a Middle Eastern desert and return to Japan to hustle their way through life. They start by getting involved in shady TV dealings, where they get jobs making fake docmentaries.

Mama Megami, the mother goddess and ruler of paradise is retiring. Her successor appoints a young mage named Lilith to be one of her guardians. Lilith's first assignment is to recruit two more worthy guardians for the new Mama Megami. Not an easy task, as Stashia, the first candidate on Lilith's short list is not interested. Lilith didn't even have a chance to ask the second person on the list, a warrior named Juliana due to a misunderstanding caused by Stashia's little sister Rurubell. Rurubell wants to be a guardian, but Lilith turned her down due to her very young age and lack of experience. Meanwhile, Paradise is under attack by an evil goddess who wants to dominate it, and it's up to Lilith, Stashia, Rurubell, and Juliana to thwart the attackers.