The Colorful Dawn 1984 on netflix

During their school days, Yanling and Lishuang are lovers. However, Yanling’s father, who is the director of the Education Bureau, feels that Lishuang is not worthy of becoming his son-in-law. To separate the lovers the father sends Yanling to be a teacher in a island. There Yanling meets Shuijian, also a teacher there. At the same time, Lishuang had already engaged with Ding Langmei, a childhood sweetheart in her hometown. After realizing her father is not the respected figure she once though, Yanling decides to stay on the island to teach.