Lime, Cherry, and Bloodberry, female-like androids called marionettes, have returned to Otaru`s side. The somewhat reformed marionettes of Faust (Tiger, Luchs, and Panther) are sent to stay with Otaru and friends to learn more about being human. Enter a seventh marionette named Marine, who has a mysterious power -- and they all possess the special maiden circuit that allows a marionette to feel emotions! (Source: AniDB)

Taking place mere months after the Saber Marionette J OVA series, this newest installment in the Saber Marionette line follows the continuing adventures of Otaru and his clan of selfless, obsessive marionette girls. This time, the evil Faust is back, and again toying with Marionette technology that was never meant to be explored. The Saber Dolls are back, and torn between their newfound love for Otaru and their undying loyalty to Faust; Will Otaru, Lime, Cherry and Bloodberry be able to stop Faust again, or are they all headed for the scrap heap? (Source: AniDB)

Jr., the heir of Romana and his battle sabers Cherry and Lime, who have girl circuits are enjoying their peaceful life in Romana. Suddenly, the evil Star-Face and his sexadolls attack Romana in order to take over so Star-Face can become the next High Official. In order to truly become the next High Official and ruler of Romana, he must first eliminate Jr. This begins a battle for, not only Jr.'s life, but for all of Romana. (Source: ANN)

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)