Popular young boy Shi Yixiang seems to have lost himself in the drama. He has a vague sense of who he is in life and what kind of girl he likes. Even when someone asked him if he had an unforgettable first love, he felt that it was not his question! Just when he was confused, a girl with a bad brain appeared, and he asked the girl to accompany him to experience the love that he suspected he had truly had. However, he also confused the place and events of the encounter into plot points in the script! His memory of what happened 7 or 8 years ago was confused, and he didn't realize how big the problem was! It's just that he has to figure out what kind of person he is and what kind of person he likes! A man with a confused memory and a girl with a bad brain made this journey of seeking the truth complicated, with each other owed each other, one with a sinister side and the other with a negative attitude...