Nai Qing is one of them left behind by her husband, who goes to San Francisco. She meets Jia Dong, a taxi driver whose wife is in Japan. They feel lonely and fall in love with each other...Nai Qing is pregnant, she in eager to let Jia Dong know this and call him.
To restore communications to the island of Hainan, the People's Army sends scouts across the Palm Grove Strait to the Leizhou Peninsula, where the detachment radio station was located.