This book is about the female protagonist and the male protagonist who were classmates in elementary school. The male protagonist has always had a crush on the female protagonist. The female protagonist is very playful and only regards the male protagonist as a good friend. The male protagonist confessed to the female protagonist many times, but was rejected. The second male protagonist and the third male protagonist also like the female protagonist very much. They are good friends with the male protagonist. The female protagonist dated the male protagonist for a while in high school, but they broke up in the end due to some reasons. The male protagonist and the female protagonist separated when they were in college because they were not in the same school, but in the end they got together again for some reasons.
This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.