Bai Yecheng, a genius boy studying architecture at Laosi School, and Gu Yu, a young girl studying civil engineering at an engineering school, became attached to each other because of architecture and became masters and apprentices. However, the topic of discussion gradually deviated from architecture. Will the two people who cannot confess their love have the courage to end this state of friendship and unfulfilled lovers?
Purpose: The young and energetic Bai Yecheng went to a foreign country for his dream of architecture. His apprentice Gu Yu followed in his footsteps and embarked on the journey to pursue his personal ideals two years later. The two young people support each other. Can they finally take that step to end their friendship and start a relationship?