Unit M-101, the skilled Martian soldier, finds herself at the Eos Dome Complex of Martian Medicine and Technology. While undergoing diagnostics, she becomes aware of another M Unit, M-50, who is investigating a murder case within the facility.

As the investigation unfolds, M-50 discovers an intruder who poses a threat to the safety of the dome complex. A fierce battle ensues as M-50 confronts the intruder, determined to protect the facility and its inhabitants. The clash between the two showcases their combat skills and the high stakes involved in preserving the dome's integrity.

Although M-50 emerges victorious, the intruder's final act is to take their own life, leaving behind cryptic words hinting at the presence of more infiltrators lurking within the depths of Mars. This revelation stirs a sense of unease and uncertainty, raising questions about the identity and motives of these hidden individuals.

As the story progresses in Genesis, readers will delve deeper into the mystery surrounding these infiltrators. Who are they? What are their objectives? How many of them exist? These questions become driving forces behind the narrative, creating a sense of suspense and anticipation.

The manga promises to unveil the truth behind the infiltrators, shedding light on their origins, their connection to the conflict between Mars and Earth, and the potential consequences they pose to the fragile balance of power. With each revelation, the stakes are raised, and Unit M-101, alongside other characters, will be drawn further into a web of intrigue and danger.

Genesis enthralls readers with its sci-fi action, political intrigue, and the exploration of complex themes such as identity, loyalty, and the blurred lines between allies and enemies. Through the unfolding of the murder case and the discovery of the infiltrators, the manga presents an engaging narrative that keeps readers eagerly turning the pages to uncover the secrets hidden within the world of Mars.