Iroha Chart

Sotaro Sakagami and Narumi Nonomura, initials S.S&N.N.
By the way, magnets are N and S.
A love game between a man and a woman who pulls and repels each other.
Since long ago, it has been said that love sickness cannot be cured by doctors or medicine, but the two of them are medical high school students attending a high school attached to a medical university!?