The joke is that these characters are trapped in a mobile game and spend every episode trying to convince people to download it, treating marketing desperation like an actual survival mission. The show treats its own existence as a joke you're allowed to be in on. It's comedy built from the contradiction between what they're doing (promoting a smartphone game) and how seriously the show treats it (like it matters).
Kureha and her friends live in the Irodori Settlement, a harsh outpost where survival itself is a daily struggle. But their real mission isn't survival,it's making sure people actually play Hagane Orchestra, the smartphone game that somehow sustains their entire world. Every day brings a new crisis, whether that's convincing reluctant players to download the app or dealing with the chaotic consequences of their own promotion schemes. The stakes keep escalating as the team discovers uncomfortable truths about how their game actually works, testing friendships and forcing impossible choices. What starts as a comedic romp through game development spirals into something more complicated, where desperation, determination, and betrayal all play equal parts. The group fumbles through meetings, disasters, and absurd situations in equal measure, held together by the same principle that makes an orchestra work: everyone has to trust everyone else, even when everything's falling apart. Strange, heartfelt, and relentlessly weird, this show treats its ridiculous premise with genuine emotional weight.