"Mobile Suit Gundam Battlefield Record: Avant-Title" is a short anime series set in the Universal Century timeline of the Gundam franchise. The narrative centers on the One Year War, a conflict between the Earth Federation and the Principality of Zeon. The story unfolds through the perspective of a young Earth Federation pilot, Yuu Kajima, who commands the RX-79[G] Gundam Ground Type. The series focuses on the intense battles and strategic maneuvers of the 08th Mobile Suit Team, a specialized unit operating in Southeast Asia.

The plot emphasizes the harsh realities of war, depicting the team’s struggles against Zeon forces in dense jungles and urban environments. Yuu Kajima, alongside his comrades, faces not only the enemy but also the moral and emotional toll of combat. The series highlights the camaraderie and tensions within the team, as well as their interactions with local civilians caught in the crossfire. Key battles include skirmishes with Zeon’s advanced mobile suits, such as the MS-07B Gouf, and the team’s efforts to secure strategic objectives.

The narrative also explores the broader implications of the One Year War, touching on themes of sacrifice, loyalty, and the human cost of conflict. The series maintains a grounded tone, focusing on the tactical aspects of mobile suit warfare and the personal experiences of the soldiers. Through its concise storytelling, "Mobile Suit Gundam Battlefield Record: Avant-Title" provides a snapshot of the Universal Century’s wartime struggles, offering a focused and impactful addition to the Gundam universe.