"Rose Guns Days - Season 1" is an adventure game set in an alternate history where Japan faces the aftermath of World War II. The narrative unfolds in a transformed Japan, divided and occupied by Sino-American forces. Players are immersed in a world where survival and adaptation are key themes, reflecting the struggles of the Japanese people in their own homeland. The game combines elements of storytelling with exploration, as players navigate through the complexities of this altered reality.

The protagonist, Julie Hayashibara, is an aspiring reporter tasked with uncovering the truth behind Japan's post-war experience through an interview with the enigmatic Jeanne Amakawa. This interaction serves as a gateway to revealing the profound changes in society and individual lives. With rich storytelling and a compelling historical backdrop, "Rose Guns Days - Season 1" offers a unique blend of adventure and narrative depth.