The story takes place in a small northern town. The protagonist is a girl who experienced campus bullying due to her native family and junior high school. Because of these experiences, she chose a school where she would not meet the bullies as much as possible. When she was admitted, she secretly wanted to change her personality in junior high school, but her changes were always accompanied by a hint of timidity and non-competition. She silently endured the unpleasant inferiority complex until she In the new learning environment, she met the boys and girls who helped her overcome these problems. In the process of being rescued and slowly getting better, she gradually became the little sunshine of others. In the few years of getting along with each other in high school, she found the person who would be with her for life. She gave him the care she had never received before. Slowly walked into his heart, and developed a love that had not been expressed for three years. She also slowly imprinted his image in her heart through his bits and pieces of encouragement and his enthusiasm for life. And save each other. And the heroine also gained precious friendship here, a group of friends who will always stand by her side and protect her.