"The Wrong Kind of Blood" is a novel by John Wray that explores themes of identity, family, and the complexities of human relationships. The story follows a young man who grapples with his past and the impact of his family's history on his present life. Set against a backdrop of New York City, the narrative delves into the protagonist's struggles with loyalty and betrayal. As he navigates his connections with friends and family, he uncovers secrets that challenge his understanding of himself and those around him.