Story about a jr high boy with heightened senses of smell. One day in summer in got on train without a mask but it was to overpowering of a smell and her felt sick. Someone came to his rescue, helped him off the train, staied with him and had a sent that he could never forget. When he went to high school he choose the one the the guy went to and started to search for him by his sent.
Chapter 5 is a different story
Kanchigai Tokidoki koi