Su Can Can loves learning about literary works. In her adolescence, she meets her best friends. Xu Mei Li is lively and cheerful, Lan Tian Ye is handsome and uninhibited, Lin Jia Ze is gentle and refined, Tao Ya Ting is beautiful and melancholic.
In their journey, they have many little secrets and many worries. Whether in high school or in college, Su Can Can has collected many unforgettable memories. When she turned 28, she looks around and realizes that the people with her when she was 18 are still the same people around her now.