Kai Jaina: A World Between is the captivating memoir of Joe Banivanua Mar, whose life journey spans a vibrant tapestry of cultures, continents, and defining moments. Born in a humble village in Fiji, Joe's story begins with the innocence of childhood curiosity, evolves through the trials of education and the challenges of finding his identity, and reaches into the corridors of corporate power and global diplomacy. The memoir traces his path from an island boyhood marked by barefoot adventures and village traditions, through academic triumphs and a pioneering corporate career. Along the way, Joe grapples with the complexities of belonging, balancing the rich heritage of his Fijian and Chinese ancestry while navigating the political turmoil of his homeland during Fiji's coups. Through resilience, humour, and profound introspection, he reveals how these experiences shaped his values, choices, and unwavering commitment to family and community. Peppered with anecdotes that blend humour, poignancy, and insight, Kai Jaina is both deeply personal and universally relatable. It is a story of transformation, where adversity becomes a springboard for growth, and identity is not confined by borders but enriched by them. Written with the warmth and charm of a fireside conversation, this memoir offers readers an inspiring tale of courage, reinvention, and the triumph of the human spirit. Whether reflecting on a cricket match in a remote village, navigating corporate boardrooms, or witnessing history unfold, Joe invites readers to walk beside him through a life that bridges worlds-always guided by purpose and heart.