The mind-sensing robot "Yomi-kun" announced by Kotoko-senpai at the school festival won the highest award in the science and technology contest for students! Recognized for his achievements, he is invited to enroll on recommendation from the super prestigious school "Clever High School", which is famous for robotics engineering! Kurosawa Erito, a former third-year computer club student, stares coldly at Kotoko-senpai, who is highly praised by everyone. In fact, Mr. Erihito also loves robots, and she was aiming to win the highest award for the high-tech robot "Mookie" and be recommended to "Clever High School". A black schema that appears in frustrated, nauseous Erito-kun. Yuni and the others immediately throw in Black Abyss, but... In fact, Erito-kun has a different feeling for Kotoko-senpai...