故事围绕着五位少年的校园生活展开，双胞胎兄弟浅羽悠太和佑希，和他们的青梅竹马——冢原要和松冈春，以及转校生橘千鹤。一个个清新淡雅的画面，描绘了五位少年一段段幽默温馨的青春故事。在漫天樱花飞舞中，穗稀高中的学生迎来了开学典礼。四名少年曾经在春天相遇，之后便共同度过了许多个春天，今年的他们成为了穗稀高中的二年级生。新学年的开始，冢原要强迫佑希参加学校的社团，运动神经很发达的佑希却情愿躲在家里看漫画……不久后，个性活泼外向的混血儿橘千鹤转到他们班上，原来他曾经是佑希的童年玩伴。自此，五人开始了属于他们的简简单单但又真真实实的青春生活。
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