This memoir investigates the private dynamics and enduring partnership between two of Hollywood's most iconic actors, Spencer Tracy and Katharine Hepburn. Garson Kanin, a playwright and director who maintained a close personal friendship with both subjects, utilizes his direct observations and anecdotal evidence to reconstruct their complex relationship. He argues that their bond was defined by a unique balance of professional mutual respect and private devotion, navigating the constraints of their public personas and the era's social expectations.

This work is regarded as a foundational text for understanding the private lives of two of cinema's most significant figures. The framing suggests an intimate, insider perspective that prioritizes personal observation over academic distance, providing a nuanced look at the human reality behind the public image.