The seven stars of the Big Dipper are: one day Shu, two Tianxuan, three days Ji, four days Quan, five Yuheng, six Kaiyang, and seven Yaoguang. In this splendid flower season and rainy season, they are princes "in the palace", she is Cinderella, she is Snow White, she is the animal... World? When they meet, what kind of sparks will emerge in their lives?