《进击！春日三班》作为《怦然心动20岁》第三季的衍生节目，汇集了来自全国各个高校的毕业生少年。这群年轻人因为共同的喜爱而走到了一起，组成了名为“春日三班”的团队，一同展开了一场为期两周的毕业旅行。在这个旅途中，少年们努力打破冰冷的陌生感，用心去了解彼此，共同度过了一段难忘的青春时光。

　　毕业旅行是每个学子心中的梦想，是结束学业、迎接新生活的一个重要节点。而对于这群来自不同地方、有着各自梦想和故事的年轻人来说，这次毕业旅行更是承载着无尽的期待和激情。他们相聚于春日三班，成为了彼此的伙伴和依靠，在这个短暂而珍贵的旅途中一起成长、一起探索。

　　在旅行中，少年们克服了语言、文化、性格上的差异，努力融入彼此的生活和思维方式。他们一起挑战团队任务，面对各种困难和挑战，相互扶持，共同努力。逐渐地，他们建立起深厚的友谊和信任，彼此之间的距离也变得更加贴近。

"Attack! "Three Classes in Spring" is a derivative program of the third season of "20 Years Old", which brings together young graduates from various colleges and universities across the country. This group of young people came together because of their common love and formed a team called "Class Three in Spring", and started a two-week graduation trip together. During this journey, the teenagers worked hard to break through the cold strangeness, get to know each other with heart, and spent an unforgettable youthful time together.

Graduation trip is the dream of every student, it is the end of school and welcome new students. An important node in life. And for this group of young people from different places with their own dreams and stories, this graduation trip is full of endless expectations and passion. They gathered in the third class of spring day and became each other's partners and reliance. They grew up and explored together during this short but precious journey.

During the trip, the teenagers overcame differences in language, culture and personality , trying to fit into each other's lives and ways of thinking. They challenged the team tasks together, faced various difficulties and challenges, supported each other, and worked together. Gradually, they established a deep friendship and trust, and the distance between them became closer.