"How Thick the Blood" is a suspense TV series filmed in 2007, starring Liu Peiqi, Wu Jun and others. The story originated from a story about a parent who gave birth to the wrong child. It shows the years of mutual support between father and son in a happy family, which is better than a simple blood relationship. The power of family affection can even resolve the grudges and hatreds of a generation. This TV series is positioned as a family ethics drama, telling the stories of ordinary people and adding some suspense elements. The TV series "How Thick the Blood" can be said to be a TV series that can impress the audience very much.