[Machine Translation] Eita Akutsu, a high school student who is a shady mecha geek, is living together with Makina Wagatsuma, an unfortunate robot who was created for sex but only knows the wrong sexual knowledge, and her sister robot, Mimika. To clear up a misunderstanding between Makina and Mimika, the owner of Alma, a combat robot named Alma the Defender, who was planning to attack Eita, Makina sends him a video of her attacking Eita from behind! The misunderstanding is cleared up, but Eita's buttocks are broken...? The fourth volume of this love comedy, in which the evil hand comes from various places, is strictly forbidden to be revealed.