Wang Jin Sheng (Aaron Kwok), a teacher at a large health dance center in Shanghai, was born with severe color blindness and is forced to live in a grey world without any colors. This, coupled with the trauma of his past relationships, has caused him to shy away from love. One day, Wong Kam-shing performs the latest popular Kung Fu Dance for a publicity campaign, but he is provoked by a group of youths. A mysterious girl, Lok Yee (Cecilia Cheung), who happens to be part of the publicity team, comes to his rescue.
Le'er and Wang Jinsheng in the street close to the dance, the two have never met, dancing exceptionally well together, more amazing is that Le'er let Wang Jinsheng feel the impression of a pink dress. This long lost joy suddenly appeared like a dream. The two meet again on the street, and Wang Jinsheng saves the day by chasing away Lok's harassers. Lok disappears from the crowd again. A few days later, Lok comes to the Dance Center and reveals that she is a Chinese-Japanese mix who left Japan and came to Shanghai in order to escape from her marriage, and invites Wong Kam Sing to accompany her to Suzhou. She is also attracted to Wang Jin Sheng, who finally agrees after Lok Er's persuasion. The two of them go to Suzhou together and spend a happy time there. Leer's cheerful and lively character makes Wang Jinsheng's colorless world gradually become colorful, and a romantic love unknowingly sprouts quietly. However, after the vacation, Le'er is taken back to Tokyo by her mother (played by Tennyo) to get married. Since Lele left, Wang Jinsheng fell back to the original lifeless black and white world, he remembered Lele mentioned the Meiji Jingu, finally determined to go to Tokyo to find Lele, the real pursuit of love like cherry blossoms as bright as once.