Lu Xingci, a freshman, is sunny, passionate and has a delicate heart. At the opening ceremony, he was stunned and fell deeply in love with Su Wan, a junior who took the stage to deliver a speech. But he never expected that when he went home for dinner with his roommate and friend Su Zhe, he discovered that his Bai Yueguang was actually his good brother's biological sister. Su Wan is gentle and intellectual. As the president of the school student union and campus goddess, she has many suitors around her. Lu Xingci quietly started the road of secret love and getting closer in the name of visiting. Su Wan's childhood sweetheart Lin Te and workplace executive Gu Cheng, together with the three-year age difference and the taboo relationship between his brothers, have all become insurmountable obstacles for him to pursue his wife. A young boy's battle to pursue his wife against the wind begins with all his sincerity on the line.