It tells the story of four girls who have just entered college. Rich girl Fan Tonglai, tomboy Chen Anyi, timid and honest An Xiyue, and sick princess Li Shiran were assigned to dormitory No. 205. They began their college life there. They had many quarrels in the dormitory due to different habits and personalities. Through continuous growth, they eventually learned to understand each other, care for each other, and help each other. Fan Tonglai often helped the three girls solve problems, so she was called the eldest sister in the dormitory, and eventually found her first love. With the encouragement of the three girls, Chen Anyi chose to forget the past and regain her girlish heart. As An Xiyue got along with the three girls, she gradually became cheerful and boldly confessed to the boy she liked. Li Shiran gradually learned to be independent while gaining friendship and love. The four girls gradually grow up in friendship and love, and they draw an end to their college life.
Determination: Determination of purpose