Yamato Akitsuki travels to Tokyo alone to study in one of the high schools located within the area. He lives in with his aunt who operates a public bath solely for the ladies in the local district and begins his normal high-school life. One day, he chances upon a girl in school and is immediately mesmerized by her beauty. He is shocked when he realizes later that the girl, Suzuka, is actually living next door to him. From then on, Yamato's ordinary life begins to change little by little.

《星空奇迹》的故事讲述了憧憬着恋爱和星空的天文部成员梢。在暑假，独自踏上了天体观测的旅途。“有谁在呼唤着我……”这样的不可思议的心情和那闪耀着光辉的陨石碎片，激励着梢继续旅行。答案一定就在星星之中……在旅途之中的天文馆，梢遇到了一个有着寂寞眼神的少年。梢非常中意这个少年，但是由于他生来所背负的使命，二人被无情地隔绝了。为了打开少年封闭的心灵，梢行动了起来。在满天星斗的照耀下，奇迹之夜诞生了……