The scene is Steam City, a London-ish city which represents an entire civilization run by coal and steam power. Because of steam, the city is sometimes covered in a mist. Villains take advantage of the steamy mist to hide and execute their evil plans. Only a few dare venture into what's beyond the steamy mist. They are known as the Steam Detectives: Narutaki (and his convertible all-purpose pistol), his nurse-assistant Lingling, and his Megamaton robot Gohliki. (Source: ANN)

In the land of Kuruda, warriors with magical powers and incredible fighting skills battle for the ultimate prize: the title of Sevaar, the strongest warrior in the land. Elle Ragu, nicknamed Shadow Skill, is the newest Sevaar to emerge, but that doesn't make her life any easier. Teaching her "little brother," Gau, how to be a warrior, fending off assassins from other kingdoms and thwarting enemy invasions is hard enough, but her biggest challenge will be paying off her drinking debts. (Source: ANN)

Fudo Jun is a beautiful supermodel who is idolized by many. She also has a dark secret that not even she knows about at first, for within her veins run the genes that hold the next step in the evolution of mankind. The same blood as the beastlike superhumans that terrorize the city. Unlike the rest of them, though, Jun has managed to hold a tenuous grip onto her humanity, and she is recruited by the mysterious Asuka Ran, member of a secret organization within the government, aimed at controlling, if not eliminating, these berserk destroyers of mankind. Jun, as Devilman Lady, must now exterminate her own kind, but how much longer can she keep her sanity in a situation she never chose in the first place? (Source: ANN)

Ever since her crush rejected her by insulting her appearance, Sunako Nakahara has been a shut-in with a hatred for beauty, embracing all things morbid and occult-related. She is sent to live in her aunt's mansion which, to her dismay, she'll share with four exceedingly handsome boys her age. Furthermore, her flighty aunt has made a deal with these boys that in exchange for living there rent-free, they are to turn Sunako into a proper lady by the time she returns from a trip around the world. Thus begins Sunako's hectic life with abrasive Kyohei Takano, ladies' man Ranmaru Morii, calm Takenaga Oda, and friendly Yukinojo Toyama. As she interacts with them she finds them less obnoxious, and she may not be as much of an outcast as she thought. [Written by MAL Rewrite]