Police suspect that Marcus' father is involved in the murder of his wife. But he has an alibi. A DNA trace points to a countryman, who Swedish police plan to hear in China. An international call turns out to be ineffective, which has fatal consequences. At home in Gothenburg, Marcus gets to know more about his family in China. His cousin is a super celebrity among young people and the family can be seen in pictures with movie stars and royalty. Part 4 of 6.