All teenage girls have hobbies. Some collect plush animals, some keep up with new music releases, and the 12‑year‑old honor student Nayu Hayama almost professionally engages in… underwear. How else, after all her older brother is a famous designer? In the end, the top student of the private middle school "Meridian Sakura" is an experienced enthusiast‑experimenter and a great connoisseur of the eternal theme of school anime. There is not even a hint of perversion here – pure science and marketing! But the heart of a true practitioner requires expanding the knowledge base, and by chance Nayu gets involved with new friends and classmates Yako Jinguji and Haruka Sirayashi. Next – more, family ties help the heroine open her own club and spread the truth about the role of underwear in a girl"s life and maturation. Naturally, club activities include not only fittings and shopping trips but also vivid advocacy by personal example. Down with stale stereotypes! Propagate a healthy lifestyle for girls in the pubescent period.
ZEXCS Japan