Hai xia liang an

Mr. Sun is a married man. 40 years ago, he escaped from communist ruling in Mainland China to Taiwan. 20 years ago he remarried, and they have a sweet family. Recently Taiwan government announced that people at Taiwan were allowed to visit families and relatives in Mainland China. That caused some disturbance in his current wife's mind. The story shows the time of 2 weeks shared between two families, Mr. Sun's family in Mainland China and Taiwan, in Hong Kong