A pair of strangers, Ruo Yuner and Song Mingzhe, one is a new student who has just joined the royal family, and the other is a cold person who looks like Prince Charming in the eyes of teachers and students. Song Mingzhe asked Ruoyun'er to let her be with him because of his domineering way. But Ruo Yuner didn't expect that she would fall in love with Song Mingzhe. The two people stayed together forever, but... . Unexpectedly, Song Mingzhe got into a car accident because of Ruo Yuner, resulting in amnesia. During his amnesia, Song Mingzhe always felt that there was someone important to him in his mind. Until I met a girl named Zhou Yuanyuan. Song Mingzhe regarded Zhou Yuanyuan as the so-called most important person in his mind. The two were together, but Song Mingzhe felt that the person was not Zhou Yuanyuan. And Ruo Yuner became his friend. Zhou Yuanyuan saw her man with other women, so she secretly made trouble for Ruo Yun'er. One time Zhou Yuanyuan was with another man, Song Mingzhe wanted to avoid losing Zhou Yuanyuan. Regardless of himself, he blocked the knife for Zhou Yuanyuan. Another treatment allowed Song Mingzhe to regain his memory. It turned out that the person he missed in school every day, the person who was very important in his mind, had always been Ruo Yun'er. Thinking of everything Zhou Yuanyuan did to Ruo Yuner. Song Mingzhe began to hate himself, and also began to make up for Ruo Yuner. .