Fourteen-year-old schoolgirl Tsubame is into university student Toru. She seems him in her area and really wants to be his. She struggles with how to inform him of her love. Then her stepmother becomes pregnant and she is distracted with that development. The one reliable part of her life is the calligraphy class she attends, but then she runs into a woman. 成长的印记--少女心事。宇宙ф最明亮dē屋頂，寻找青春期の支點。14岁的夏天，和少女携手一场奇幻之旅 | 和观 · 新片。滤镜满分，画面有质感的慢节奏治愈片。温馨的老少忘年交。 电影改编自作家野中智素的同名小说，由《新闻记者》的导演藤井道人执导，描绘了迷茫少女的一段奇妙邂逅和成长。 爱上大学生阿亨（伊藤健太郎饰）的14岁少女燕子（清原果耶饰）喜欢在书法教室的屋顶上消磨时间，以逃避不适的周围环境。然而某个夜晚，在这唯一的休息场所里，出现了一位在星空飞舞，衣着华丽的老婆婆——星婆婆（桃井薰饰）。燕子原本不擅长应付无拘无束的星婆婆，但不知从何时开始，她开始向她倾诉自己的烦恼。
