Zhou Yu (played by Li Kaixin), a girl next door living in a small town, and Cheng Yuzhou, a wealthy young man who came back from a big city to prepare for exams, met unexpectedly in a small town. The two fell in love with each other while getting along, but were forced to separate because of their families... LoveAcross mountains and seas, mountains and seas can be leveled. Many years later, when the two met again, all the love in their hearts burst out and they ran bravely.