[DeepL Translation - needs review] Introduction to Volume 1: The local city of loosely built, with a huge factory of state-of-the-art medical equipment towering above it. Naota, an elementary school student living in this town, is in a rather naughty relationship with his brother's girlfriend, Mamimi, a high school girl who is studying baseball in America. However, Naota's cool life is disrupted by the arrival of Haruko, a mysterious woman on a Vespa. Horns grow on his head, a humanoid robot...
