Wu

11-year-old brother Canyi (Yu Chenghao) unexpectedly like an adult, meticulous care of his sister Xiaoyi (Jin Xiangqi). Brother and sister have always believed that as long as they obey, one day, the mother who ran away from home will come back to them. Xiao Yi's birthday is coming, in order to satisfy her wish.

Chen Yunxuan (Li Weixin) and his daughter Chen Xiujuan (Liu Dong) come to Taiwan, and every day they don't miss their relatives living in the mainland. One day, Chen Xiujuan went out to sea with a biological research ship and unexpectedly met a pirate. Chen Xiujuan, who would rather die than surrender, chose to jump into the sea to protect herself, and then got the name Fang Jie (Xu Min).