"All Those Moments Will Be Lost in Time" is a manga series that explores themes of memory, identity, and the passage of time through a blend of science fiction and introspective storytelling. The narrative centers on a protagonist who, after a traumatic event, begins to experience fragmented memories that blur the lines between past, present, and future. These memories are not linear, often appearing as disjointed flashes that challenge the protagonist’s understanding of reality. The story unfolds in a near-future setting where advanced technology allows for the manipulation and extraction of memories, raising ethical questions about the nature of consciousness and personal history.

The protagonist, a former memory extraction technician, becomes entangled in a conspiracy involving a powerful corporation that exploits memory-altering technology for profit and control. As the protagonist delves deeper into the mystery, they encounter a diverse cast of characters, including a rogue scientist who questions the morality of memory manipulation, a former colleague with hidden motives, and a mysterious figure from the protagonist’s past whose identity is shrouded in ambiguity. These interactions drive the narrative forward, revealing layers of deception and uncovering the true extent of the protagonist’s forgotten past.

The plot is structured around the protagonist’s journey to reclaim their lost memories while navigating a world where truth is malleable and trust is scarce. The story frequently shifts between timelines, reflecting the fragmented nature of the protagonist’s recollections. This non-linear approach creates a sense of disorientation, mirroring the protagonist’s struggle to piece together their identity. The series also examines the emotional weight of memory, portraying how both cherished and painful recollections shape individuals and their relationships.

As the protagonist uncovers more about their past, they are forced to confront difficult truths about their role in the development of memory-altering technology and its consequences. The narrative builds toward a climactic revelation that ties together the disparate threads of the story, culminating in a resolution that questions the very nature of memory and its impact on human existence. Through its intricate plot and thought-provoking themes, "All Those Moments Will Be Lost in Time" offers a compelling exploration of the fragility of memory and the enduring quest for self-understanding.