Ohkuma Minoru knows a lot about animals and insects, and her fascination with living things has led her to keep a research notebook of her daily observations. That fascination has now turned toward her classmate, Komichi. Komichi knows a lot about various creatures due to her country upbringing, and she takes notes on things that interest her. After learning that they have these things in common, Minoru and Komichi decide to observe their classmates together. Minoru believes that acting in secret is important when observing living things, but Komichi, the only student at the school who wears a sailor uniform, tends to stand out and isn't the best at being secretive...
I write down unique characteristics 
of living things I see,
،أدوّن الصّفات المُميّزة للكائنات الحيّة التي أراها
Aquí anoto las características
de las criaturas que veo
Aquí anoto las características
de las criaturas que veo
J’écris tout ce que je découvre
Mi appunto ogni giorno le peculiarità degli esseri viventi
 che osservo e i dettagli delle mie scoperte.
Todos os dias escrevo
as características únicas