In the Mood for Love, she was 18 years old, with 12 strange apples on her back. The old man told her when she was born that she would experience 12 different kinds of love. If everything went well, the apples on her back would turn into a pair of wings and take her back to where she started. Otherwise, she would be trapped here and never be able to go back to the starting point... The first part tells the story of Yu Xian and Bai Yi who have descended to earth in January and reconnect with each other.