Yui Hirasawa is naturally dull, motion-sick, has no sense of rhythm, slow reaction, lacks sense of balance, often goes offline, and is not good at all sports studies, but if he is serious, he can get full marks in the make-up exam, and is called an "extreme guy".
Akutsu, because he was born with excellent physical fitness and learned everything quickly, so he was so dismissive of every sport he came into contact with. In fact, deep down in his heart, he had a passion for tennis.
What happened when Yui Hirasawa met Akutsu?