Koichi is asked out by another student in his grade named Yukako Yamagishi. At first, he couldn't hide his joy from being asked out, but quickly has second thoughts when she suddenly loses her temper with him. The next day, she knitted him a sweater, made him lunch, and did other things for him that makes Koichi start to wonder about her. Yukako obssession worsens, and she does the unthinkable.
I'll properly discipline you and 
make you into a fine man.
سأصحِّحُ سلوكك جيّداً وأجعلك رجلاً رائعاً
Ich werde dich erziehen und
einen anständigen Mann aus dir machen.
Te disciplinaré para convertirte
en un hombre hecho y derecho.
Te disciplinaré para convertirte
en un hombre hecho y derecho.
Je vais t’éduquer,
tu deviendras un homme formidable.
Grazie ai miei insegnamenti
diventerai un uomo di tutto rispetto!
Eu vou te educar direitinho
e fazer de você um homem de respeito.