Although she is average in looks and in grades, Sonoda Makoto’s one redeeming feature has been her kindness and willingness to help people. One day, the most handsome boy in school, Mizuno Ruka, requests to speak with her, but that’s not the most shocking part! Suddenly, he pulls out a marriage document and says he wants to marry Makoto! This is the story of a sincere love that shelters you through the rain.