Cool Devices 「クールデバイシスシリーズ」
Is a series of standalone hentai animation, with no more than two consecutive episodes devoted to one storyline however there is not futanari content in every episode.
The two episodes reguarding Slave Warrior Maya 「奴隷戦士マヤ」 features the transformation of Maya into a futanari sex-slave.
Welcome to a series of tapes the likes of which you`ve never seen before! Strong stories, highly charged with erotic content are all presented without Japan`s export censorship (as they were intended to be seen).
They do not follow a single story. They break all the rules. They are Cool Devices. They aren`t for kids, but they might be for you if you have the guts. Welcome to a new world... and be sure to wash your hands when you`re done.1)
Slave Warrior MAYA I (Wikipedia)
Consisting of two episodes, it tells of story of Maya Misutani, an average Japansese teenager who is transported to an alternate demension and inadvertenly fulfills a legend. In the first episode, Maya is transported to another world, sold into slavery to Lord Estilgar, and used in experiments to turn her into in sex slave. She escapes and evades recapture by using a hidden power within herself to slaughter her opponents. This display of power gets the attention of two warring human and Alien factions. Maya is recaptured, subjected to more sexual experiments, and is transformed into a hermaphrodite.
Slave Warrior MAYA II (Wikipedia)
In the second episode, Maya is transferred to a dominatrix who is given instructions to break her will and turn her into a sex slave. About this time, two members from one of the human factions is sent to investigate the power that was unleashed by Maya citing a prophecy of a warrior long held in their culture. In captivity, Maya meets another slave, Leyna, and plot an escape but are quickly caught. The dominatrix implants an alien mass into Maya to lower her inhibitions and forced to copulate with Leyna. As she is about to succumb to her sexual desires, Maya unleashes her hidden power and becomes the warrior prophecised.
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