Muyan was one of Sheng Yiran's childhood playmates. In an accident, Muyan lost her memory from before she was five years old. As a result, Ba Zongsheng, who was far away in country M, still lost all information about Muyan.
Twenty years later, Sheng Yiran returned to China and started his journey of search, with many twists and turns. As Muyan's life experience was exposed, a series of love and hatred were revealed.
Sheng Yiran transformed into a flower protector and accompanied Muyan out of the thorns and towards happiness.
