A graphic novel that grapples with profound themes of loss, family, and the ephemeral nature of life, framed by a cross-country train journey. The narrative begins abruptly with the protagonist, David Collier, learning of his grandmother's death. Amidst the pressures of publishing his next work, another significant loss prompts him to pursue a long-held dream: to travel across the country by train with his wife and son before it is too late. As they traverse the landscape, Collier reflects on his past, introduces his family to his former life, and attempts to reconnect with lost acquaintances.

David Collier's "Morton" is recognized as a deeply personal and ambitious graphic novel that tackles significant life themes. The work is lauded for its exploration of mortality, family bonds, and the fading era of train travel, all woven together through a cross-country journey. Critics have noted Collier's introspective approach and his ability to connect personal experiences with broader existential questions. The graphic novel is considered his most significant work to date, showcasing a mature and reflective artistic voice.