1976, Chongqing, 14-year old Dou was in hospital. He falls in love with a pretty nurse, Jiahui. Jiahui belongs to Gang, a mobster, who is brutal to her. Dou is becoming Jiahui’s protector, her Moonlight Warrior, but Jiahui and Gang leave for Japan. 20 years later, Jiahui returns to China, Dou recalls his childhood dream.