The novel is a poignant exploration of a man's relationship with his father and his own identity. Set in Norway, it follows the protagonist's decision to live in solitude after the death of his wife and sister. Through a series of flashbacks, he recalls his childhood, particularly the summer of 1948 when he lived with his father in the country. As he delves into his past, he uncovers his father's involvement in the resistance during World War II and the lasting impact it had on their relationship and his own life. The narrative intertwines the past and the present, reflecting on themes of loss, betrayal, and the complexity of human relationships.

The novel is a sweeping historical saga that follows four generations of a Korean family from the early 20th century to the 1980s, beginning in Japanese-occupied Korea and moving to Japan. It explores the family's struggles and triumphs against the backdrop of cultural and social discrimination. The game of Pachinko, a popular Japanese arcade game, serves as a metaphor for the randomness and challenges of life that the characters face, particularly in the context of their immigrant status and the enduring quest for identity, acceptance, and success in a foreign land. Through the family's experiences, the narrative delves into themes of love, sacrifice, ambition, and loyalty, painting a vivid portrait of an often invisible segment of Japanese society.

"The Half Brother" is a compelling narrative that follows the life of a young man named Barnum Nilsen. Born into a Norwegian family with a mysterious past, Barnum navigates through life with a half-brother, Fred, who is both his best friend and his rival. As Barnum grows older, he becomes a successful writer, but his personal life is marked by loss, loneliness, and the weight of his family's secrets. The book is a profound exploration of identity, love, and the bonds of family.