Ep. 2: Un profesor pervertido enseña sobre libélulas mientras Usami-chan ayuda a Penske-kun con sus problemas dentales

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In the first part, a perverted professor gives a lesson about meadowhawks—with pretty mixed results. In the second part, Usami-chan and friends try to cheer Penske-kun up since he became quickly disliked for his hideous teeth. (Source: Wikipedia)