This book tells the story of Zhang Xueliang's military and political career, house arrest and seclusion, his recovery of freedom, and Zhang Xueliang's life in the eyes of others. After the Xi'an Incident, his life took a major turn. He spent decades in confinement, studied history and Buddhism, and still had the ambition to "make a living for the people, carry on the past and open up the future", and the light of life has never dimmed. When he regained his freedom, even though he was wandering in a foreign land, he still cared about the unification of the motherland.