What is a "correct adult"? Yuutarou Urashima, with his father's words engraved in his heart, aimed to become a splendid adult while observing the "Adult Constitution" he imposed on himself. However, that "Adult Constitution" would later change the world significantly... A new serialization by Kappi-sensei, the creator of "Eren the Southpaw"! A survival drama confronting a surveillance society where "evaluation" is everything, begins——!!