Fuat is a successful and respected lawyer. One day a bad incident happened to his daughter. The series will convey to the audience how Fuat, yuankan.cc while trying to avenge his daughter's incident, confronts the darkness within himself and tries to achieve his own justice, along with the mysterious messages that come to his phone.
本剧讲述了一群成长环境和性格都各不相同的青年男女5人在大学偶然相遇，逐渐互相接纳，最终成为彼此心灵归宿的样子，以此致敬所有经历过青春时代的人。
20代初，在日本相遇的一对男女离别之后，时隔七年再次在韩国相遇，并重新开始爱情的过程。
