Luo Yao has liked Ling Feng for five years. In these five years, even though the two of them changed from best friends to the most familiar strangers, Luo Yao never gave up, and she spent five years of her youth just searching for a clear answer. Five years later, there was a girl beside Ling Feng. When Luo Yao was finally ready to give up, she pushed Ling Feng away in an accident. Luo Yao lost her memory, but just when Ling Feng began to regret and wanted to hold on to Luo Yao, a sentence of "Who are you" made the two destined to part ways again. But at this time, Wen Junnan accidentally broke into Luo Yao's life. Where should Luo Yao go?