Xiao Yi had been in love with Guo Zhizhan since her senior year of high school. Back then, she thought she and Guo Zhizhan were two perfectly matched gears, destined to fit together. But five years proved that they were only passing through each other's lives.
Three years later, Xiao Yi received an invitation to Guo Zhizhan's wedding, where she met the gear that truly fit her.
It was the first time Xiao Yi had met Gu Xiangnan, but Gu Xiangnan had known of her long before the wedding. After they got to know each other, Xiao Yi asked Gu Xiangnan which poem he liked best. Looking up from his paper, he smiled and replied, "Of course it's 'Song of Xizhou,' sis."
Theme: The best way to love a star isn't to look up at its radiance. I hope I can become another star beside you, and wander with you through the vast galaxy.