In the year 20XX, the world was terrified by a mysterious entity called KAIJIN. Mika, aka Kamen United, a warrior who fights against KAIJIN. After surviving an accident, she acquired the power to manipulate bioelectric currents at will and transform into Kamen United. But for Masked United, the price of transformation is -- a rampant desire to dominate Micah after the battle is over. In the midst of the battle with KAIJIN, United's desire goes out of control due to the overuse of his abilities. He fights while suppressing his burning body, but his body is tossed by the enemy. For a moment, he manages to defeat it and is relieved, but KAIJIN's executive Vagrants appears in front of him. - The that cannot be compared to the aura of Vagrantz goes on a rampage in United at once, and involuntarily faints in agony. United is manipulated and groped his crotch and becomes incontinent. Vagrantz comes to the side of United, who are convulsing and unable to move. Vagrants: "You're just a monster, just like us" United are captured by Vagrants. Will you be able to overcome your own desires that will hurt you and run out of control? ［BAD END］。