Kakushite! Makina-san!!

"Kakushite! Makina-san!!" follows Eita, a high school student and mecha otaku, who harbors feelings for the school's most popular girl, Makina. His world is turned upside down when he discovers Makina at her doorstep and learns her shocking secret: she is a "sexaroid," a robot designed for pleasure. Makina then requests that Eita discreetly repair her. While Makina immediately initiates physical advances towards Eita, he struggles to maintain his composure. The story revolves around Eita's attempts to hide Makina's true nature while navigating the awkward and risqué romantic comedy that unfolds. The series explores themes of attraction, secrecy, and the challenges of intimacy.