Cheyenne, a retired rock star living in Dublin, leads a bored and melancholic life despite his wealth. His days are repetitive, involving simple interactions with his supportive wife Jane, and occasional ventures into town. He remains haunted by his troubled past and unresolved issues with his deceased father. When he learns that his father, a Holocaust survivor, left behind an unfulfilled quest, Cheyenne decides to take it upon himself to complete this mission. This decision propels him on a journey across the United States, where he seeks to find and confront an aging Nazi war criminal who humiliated his father during World War II.

As Cheyenne travels deeper into America's heartland, he encounters a series of diverse and quirky characters who each leave an impression on him, subtly guiding him to a path of personal redemption. His unorthodox appearance and mannerisms, a stark contrast to the ordinary people he meets, create a fascinating dynamic, shedding light on the humanity beneath his eccentric exterior. Throughout this journey, Cheyenne reflects on his own identity and the unresolved memories that have shaped his life. This transformative quest pushes him to confront not only the physical target of his father's tormentor but also his own inner demons.