你的名字我的姓氏你的梦里我的故事
[nĭ de míng zì wŏ de xìng shì nĭ de mèng lĭ wŏ de gù shì]
Translates as 'Your name and my surname, your dreams and my stories', symbolizing the deep intertwining of two souls whose destinies and personal histories are profoundly connected.